# Extensions 1→N→G→Q→1 with N=C22 and Q=C4×D4

Direct product G=N×Q with N=C22 and Q=C4×D4
dρLabelID
D4×C22×C464D4xC2^2xC4128,2154

Semidirect products G=N:Q with N=C22 and Q=C4×D4
extensionφ:Q→Aut NdρLabelID
C221(C4×D4) = C4×C4⋊D4φ: C4×D4/C42C2 ⊆ Aut C2264C2^2:1(C4xD4)128,1032
C222(C4×D4) = C23.240C24φ: C4×D4/C22⋊C4C2 ⊆ Aut C2232C2^2:2(C4xD4)128,1090
C223(C4×D4) = C24.215C23φ: C4×D4/C4⋊C4C2 ⊆ Aut C2264C2^2:3(C4xD4)128,1093
C224(C4×D4) = C4×C22≀C2φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2:4(C4xD4)128,1031
C225(C4×D4) = D4×C22⋊C4φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2:5(C4xD4)128,1070

Non-split extensions G=N.Q with N=C22 and Q=C4×D4
extensionφ:Q→Aut NdρLabelID
C22.1(C4×D4) = C24.198C23φ: C4×D4/C42C2 ⊆ Aut C2264C2^2.1(C4xD4)128,1057
C22.2(C4×D4) = C42.681C23φ: C4×D4/C42C2 ⊆ Aut C2264C2^2.2(C4xD4)128,1663
C22.3(C4×D4) = C42.266C23φ: C4×D4/C42C2 ⊆ Aut C2264C2^2.3(C4xD4)128,1664
C22.4(C4×D4) = C4×C4○D8φ: C4×D4/C42C2 ⊆ Aut C2264C2^2.4(C4xD4)128,1671
C22.5(C4×D4) = C42.383D4φ: C4×D4/C42C2 ⊆ Aut C2264C2^2.5(C4xD4)128,1675
C22.6(C4×D4) = C2×C8○D8φ: C4×D4/C42C2 ⊆ Aut C2232C2^2.6(C4xD4)128,1685
C22.7(C4×D4) = C2×C8.26D4φ: C4×D4/C42C2 ⊆ Aut C2232C2^2.7(C4xD4)128,1686
C22.8(C4×D4) = C42.426D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C22164C2^2.8(C4xD4)128,638
C22.9(C4×D4) = M4(2).48D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C2232C2^2.9(C4xD4)128,639
C22.10(C4×D4) = M4(2).49D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C2264C2^2.10(C4xD4)128,640
C22.11(C4×D4) = C24.28D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C22168+C2^2.11(C4xD4)128,645
C22.12(C4×D4) = M4(2)⋊21D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C22168+C2^2.12(C4xD4)128,646
C22.13(C4×D4) = M4(2).50D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C22328-C2^2.13(C4xD4)128,647
C22.14(C4×D4) = C23.241C24φ: C4×D4/C22⋊C4C2 ⊆ Aut C2264C2^2.14(C4xD4)128,1091
C22.15(C4×D4) = M4(2)⋊22D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C2232C2^2.15(C4xD4)128,1665
C22.16(C4×D4) = C42.275C23φ: C4×D4/C22⋊C4C2 ⊆ Aut C2232C2^2.16(C4xD4)128,1678
C22.17(C4×D4) = C42.276C23φ: C4×D4/C22⋊C4C2 ⊆ Aut C2264C2^2.17(C4xD4)128,1679
C22.18(C4×D4) = M4(2).51D4φ: C4×D4/C22⋊C4C2 ⊆ Aut C22164C2^2.18(C4xD4)128,1688
C22.19(C4×D4) = C24.218C23φ: C4×D4/C4⋊C4C2 ⊆ Aut C2264C2^2.19(C4xD4)128,1096
C22.20(C4×D4) = M4(2)⋊23D4φ: C4×D4/C4⋊C4C2 ⊆ Aut C2264C2^2.20(C4xD4)128,1667
C22.21(C4×D4) = C42.280C23φ: C4×D4/C4⋊C4C2 ⊆ Aut C2264C2^2.21(C4xD4)128,1683
C22.22(C4×D4) = C42.281C23φ: C4×D4/C4⋊C4C2 ⊆ Aut C2264C2^2.22(C4xD4)128,1684
C22.23(C4×D4) = M4(2)○D8φ: C4×D4/C4⋊C4C2 ⊆ Aut C22324C2^2.23(C4xD4)128,1689
C22.24(C4×D4) = C4×C23⋊C4φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.24(C4xD4)128,486
C22.25(C4×D4) = C23.5C42φ: C4×D4/C22×C4C2 ⊆ Aut C22324C2^2.25(C4xD4)128,489
C22.26(C4×D4) = C4×C4≀C2φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.26(C4xD4)128,490
C22.27(C4×D4) = D4.C42φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.27(C4xD4)128,491
C22.28(C4×D4) = Q8.C42φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.28(C4xD4)128,496
C22.29(C4×D4) = D4.3C42φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.29(C4xD4)128,497
C22.30(C4×D4) = C4≀C2⋊C4φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.30(C4xD4)128,591
C22.31(C4×D4) = C429(C2×C4)φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.31(C4xD4)128,592
C22.32(C4×D4) = M4(2).41D4φ: C4×D4/C22×C4C2 ⊆ Aut C22164C2^2.32(C4xD4)128,593
C22.33(C4×D4) = C24.22D4φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.33(C4xD4)128,599
C22.34(C4×D4) = (C2×D4).Q8φ: C4×D4/C22×C4C2 ⊆ Aut C22324C2^2.34(C4xD4)128,600
C22.35(C4×D4) = M4(2).44D4φ: C4×D4/C22×C4C2 ⊆ Aut C22324C2^2.35(C4xD4)128,613
C22.36(C4×D4) = C8.C22⋊C4φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.36(C4xD4)128,614
C22.37(C4×D4) = C8⋊C22⋊C4φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.37(C4xD4)128,615
C22.38(C4×D4) = C25.C22φ: C4×D4/C22×C4C2 ⊆ Aut C2216C2^2.38(C4xD4)128,621
C22.39(C4×D4) = C24.26D4φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.39(C4xD4)128,622
C22.40(C4×D4) = (C2×C8)⋊D4φ: C4×D4/C22×C4C2 ⊆ Aut C22164C2^2.40(C4xD4)128,623
C22.41(C4×D4) = C4×C22.D4φ: C4×D4/C22×C4C2 ⊆ Aut C2264C2^2.41(C4xD4)128,1033
C22.42(C4×D4) = C23.203C24φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.42(C4xD4)128,1053
C22.43(C4×D4) = C24.195C23φ: C4×D4/C22×C4C2 ⊆ Aut C2264C2^2.43(C4xD4)128,1054
C22.44(C4×D4) = C42.264C23φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.44(C4xD4)128,1661
C22.45(C4×D4) = C42.265C23φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.45(C4xD4)128,1662
C22.46(C4×D4) = C4×C8⋊C22φ: C4×D4/C22×C4C2 ⊆ Aut C2232C2^2.46(C4xD4)128,1676
C22.47(C4×D4) = C4×C8.C22φ: C4×D4/C22×C4C2 ⊆ Aut C2264C2^2.47(C4xD4)128,1677
C22.48(C4×D4) = C42.283C23φ: C4×D4/C22×C4C2 ⊆ Aut C22324C2^2.48(C4xD4)128,1687
C22.49(C4×D4) = C24.78D4φ: C4×D4/C2×D4C2 ⊆ Aut C2216C2^2.49(C4xD4)128,630
C22.50(C4×D4) = C24.174C23φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.50(C4xD4)128,631
C22.51(C4×D4) = M4(2)⋊20D4φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.51(C4xD4)128,632
C22.52(C4×D4) = M4(2).45D4φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.52(C4xD4)128,633
C22.53(C4×D4) = M4(2).46D4φ: C4×D4/C2×D4C2 ⊆ Aut C22328-C2^2.53(C4xD4)128,634
C22.54(C4×D4) = M4(2).47D4φ: C4×D4/C2×D4C2 ⊆ Aut C22168+C2^2.54(C4xD4)128,635
C22.55(C4×D4) = C42.5D4φ: C4×D4/C2×D4C2 ⊆ Aut C22168+C2^2.55(C4xD4)128,636
C22.56(C4×D4) = C42.6D4φ: C4×D4/C2×D4C2 ⊆ Aut C22328-C2^2.56(C4xD4)128,637
C22.57(C4×D4) = C24.175C23φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.57(C4xD4)128,696
C22.58(C4×D4) = M4(2)⋊12D4φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.58(C4xD4)128,697
C22.59(C4×D4) = C42.114D4φ: C4×D4/C2×D4C2 ⊆ Aut C2264C2^2.59(C4xD4)128,698
C22.60(C4×D4) = C42.115D4φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.60(C4xD4)128,699
C22.61(C4×D4) = M4(2).30D4φ: C4×D4/C2×D4C2 ⊆ Aut C22324C2^2.61(C4xD4)128,708
C22.62(C4×D4) = M4(2).31D4φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.62(C4xD4)128,709
C22.63(C4×D4) = M4(2).32D4φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.63(C4xD4)128,710
C22.64(C4×D4) = M4(2).33D4φ: C4×D4/C2×D4C2 ⊆ Aut C2264C2^2.64(C4xD4)128,711
C22.65(C4×D4) = C23.224C24φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.65(C4xD4)128,1074
C22.66(C4×D4) = C23.226C24φ: C4×D4/C2×D4C2 ⊆ Aut C2264C2^2.66(C4xD4)128,1076
C22.67(C4×D4) = D4×M4(2)φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.67(C4xD4)128,1666
C22.68(C4×D4) = C42.277C23φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.68(C4xD4)128,1680
C22.69(C4×D4) = C42.278C23φ: C4×D4/C2×D4C2 ⊆ Aut C2232C2^2.69(C4xD4)128,1681
C22.70(C4×D4) = C42.279C23φ: C4×D4/C2×D4C2 ⊆ Aut C2264C2^2.70(C4xD4)128,1682
C22.71(C4×D4) = C4×C2.C42central extension (φ=1)128C2^2.71(C4xD4)128,164
C22.72(C4×D4) = C24.17Q8central extension (φ=1)64C2^2.72(C4xD4)128,165
C22.73(C4×D4) = C24.624C23central extension (φ=1)128C2^2.73(C4xD4)128,166
C22.74(C4×D4) = C24.625C23central extension (φ=1)128C2^2.74(C4xD4)128,167
C22.75(C4×D4) = C24.626C23central extension (φ=1)128C2^2.75(C4xD4)128,168
C22.76(C4×D4) = C232C42central extension (φ=1)64C2^2.76(C4xD4)128,169
C22.77(C4×D4) = C8×D8central extension (φ=1)64C2^2.77(C4xD4)128,307
C22.78(C4×D4) = C8×SD16central extension (φ=1)64C2^2.78(C4xD4)128,308
C22.79(C4×D4) = C8×Q16central extension (φ=1)128C2^2.79(C4xD4)128,309
C22.80(C4×D4) = SD16⋊C8central extension (φ=1)64C2^2.80(C4xD4)128,310
C22.81(C4×D4) = Q165C8central extension (φ=1)128C2^2.81(C4xD4)128,311
C22.82(C4×D4) = D85C8central extension (φ=1)64C2^2.82(C4xD4)128,312
C22.83(C4×D4) = C8×C22⋊C4central extension (φ=1)64C2^2.83(C4xD4)128,483
C22.84(C4×D4) = C23.36C42central extension (φ=1)64C2^2.84(C4xD4)128,484
C22.85(C4×D4) = C23.17C42central extension (φ=1)64C2^2.85(C4xD4)128,485
C22.86(C4×D4) = C4×D4⋊C4central extension (φ=1)64C2^2.86(C4xD4)128,492
C22.87(C4×D4) = C4×Q8⋊C4central extension (φ=1)128C2^2.87(C4xD4)128,493
C22.88(C4×D4) = D4⋊C42central extension (φ=1)64C2^2.88(C4xD4)128,494
C22.89(C4×D4) = Q8⋊C42central extension (φ=1)128C2^2.89(C4xD4)128,495
C22.90(C4×D4) = C8×C4⋊C4central extension (φ=1)128C2^2.90(C4xD4)128,501
C22.91(C4×D4) = C4⋊C813C4central extension (φ=1)128C2^2.91(C4xD4)128,502
C22.92(C4×D4) = C4⋊C814C4central extension (φ=1)128C2^2.92(C4xD4)128,503
C22.93(C4×D4) = C8.14C42central extension (φ=1)32C2^2.93(C4xD4)128,504
C22.94(C4×D4) = C8.5C42central extension (φ=1)32C2^2.94(C4xD4)128,505
C22.95(C4×D4) = C4×C4.Q8central extension (φ=1)128C2^2.95(C4xD4)128,506
C22.96(C4×D4) = C4×C2.D8central extension (φ=1)128C2^2.96(C4xD4)128,507
C22.97(C4×D4) = C8⋊C42central extension (φ=1)128C2^2.97(C4xD4)128,508
C22.98(C4×D4) = C23.21M4(2)central extension (φ=1)64C2^2.98(C4xD4)128,582
C22.99(C4×D4) = C23.22M4(2)central extension (φ=1)64C2^2.99(C4xD4)128,601
C22.100(C4×D4) = C4⋊C43C8central extension (φ=1)128C2^2.100(C4xD4)128,648
C22.101(C4×D4) = C22⋊C44C8central extension (φ=1)64C2^2.101(C4xD4)128,655
C22.102(C4×D4) = C42.61Q8central extension (φ=1)128C2^2.102(C4xD4)128,671
C22.103(C4×D4) = C42.325D4central extension (φ=1)64C2^2.103(C4xD4)128,686
C22.104(C4×D4) = C2×C4×C22⋊C4central extension (φ=1)64C2^2.104(C4xD4)128,1000
C22.105(C4×D4) = C2×C4×C4⋊C4central extension (φ=1)128C2^2.105(C4xD4)128,1001
C22.106(C4×D4) = C2×C23.8Q8central extension (φ=1)64C2^2.106(C4xD4)128,1018
C22.107(C4×D4) = C2×C23.23D4central extension (φ=1)64C2^2.107(C4xD4)128,1019
C22.108(C4×D4) = C2×C23.63C23central extension (φ=1)128C2^2.108(C4xD4)128,1020
C22.109(C4×D4) = C2×C24.C22central extension (φ=1)64C2^2.109(C4xD4)128,1021
C22.110(C4×D4) = C2×C23.65C23central extension (φ=1)128C2^2.110(C4xD4)128,1023
C22.111(C4×D4) = C2×C24.3C22central extension (φ=1)64C2^2.111(C4xD4)128,1024
C22.112(C4×D4) = D4×C2×C8central extension (φ=1)64C2^2.112(C4xD4)128,1658
C22.113(C4×D4) = C2×C89D4central extension (φ=1)64C2^2.113(C4xD4)128,1659
C22.114(C4×D4) = C2×C86D4central extension (φ=1)64C2^2.114(C4xD4)128,1660
C22.115(C4×D4) = C2×C4×D8central extension (φ=1)64C2^2.115(C4xD4)128,1668
C22.116(C4×D4) = C2×C4×SD16central extension (φ=1)64C2^2.116(C4xD4)128,1669
C22.117(C4×D4) = C2×C4×Q16central extension (φ=1)128C2^2.117(C4xD4)128,1670
C22.118(C4×D4) = C2×SD16⋊C4central extension (φ=1)64C2^2.118(C4xD4)128,1672
C22.119(C4×D4) = C2×Q16⋊C4central extension (φ=1)128C2^2.119(C4xD4)128,1673
C22.120(C4×D4) = C2×D8⋊C4central extension (φ=1)64C2^2.120(C4xD4)128,1674
C22.121(C4×D4) = C24.50D4central stem extension (φ=1)64C2^2.121(C4xD4)128,170
C22.122(C4×D4) = C24.5Q8central stem extension (φ=1)64C2^2.122(C4xD4)128,171
C22.123(C4×D4) = C24.52D4central stem extension (φ=1)64C2^2.123(C4xD4)128,172
C22.124(C4×D4) = C24.631C23central stem extension (φ=1)128C2^2.124(C4xD4)128,173
C22.125(C4×D4) = C24.632C23central stem extension (φ=1)128C2^2.125(C4xD4)128,174
C22.126(C4×D4) = C24.633C23central stem extension (φ=1)128C2^2.126(C4xD4)128,175
C22.127(C4×D4) = C24.634C23central stem extension (φ=1)128C2^2.127(C4xD4)128,176
C22.128(C4×D4) = C24.635C23central stem extension (φ=1)128C2^2.128(C4xD4)128,177
C22.129(C4×D4) = C89D8central stem extension (φ=1)64C2^2.129(C4xD4)128,313
C22.130(C4×D4) = C812SD16central stem extension (φ=1)64C2^2.130(C4xD4)128,314
C22.131(C4×D4) = C815SD16central stem extension (φ=1)64C2^2.131(C4xD4)128,315
C22.132(C4×D4) = C89Q16central stem extension (φ=1)128C2^2.132(C4xD4)128,316
C22.133(C4×D4) = D4.M4(2)central stem extension (φ=1)64C2^2.133(C4xD4)128,317
C22.134(C4×D4) = D42M4(2)central stem extension (φ=1)64C2^2.134(C4xD4)128,318
C22.135(C4×D4) = Q8.M4(2)central stem extension (φ=1)128C2^2.135(C4xD4)128,319
C22.136(C4×D4) = Q82M4(2)central stem extension (φ=1)64C2^2.136(C4xD4)128,320
C22.137(C4×D4) = C86D8central stem extension (φ=1)64C2^2.137(C4xD4)128,321
C22.138(C4×D4) = C89SD16central stem extension (φ=1)64C2^2.138(C4xD4)128,322
C22.139(C4×D4) = C86Q16central stem extension (φ=1)128C2^2.139(C4xD4)128,323
C22.140(C4×D4) = C8⋊M4(2)central stem extension (φ=1)64C2^2.140(C4xD4)128,324
C22.141(C4×D4) = C8.M4(2)central stem extension (φ=1)128C2^2.141(C4xD4)128,325
C22.142(C4×D4) = C83M4(2)central stem extension (φ=1)64C2^2.142(C4xD4)128,326
C22.143(C4×D4) = (C2×C8).195D4central stem extension (φ=1)64C2^2.143(C4xD4)128,583
C22.144(C4×D4) = C2.(C4×D8)central stem extension (φ=1)64C2^2.144(C4xD4)128,594
C22.145(C4×D4) = Q8⋊(C4⋊C4)central stem extension (φ=1)128C2^2.145(C4xD4)128,595
C22.146(C4×D4) = D4⋊(C4⋊C4)central stem extension (φ=1)64C2^2.146(C4xD4)128,596
C22.147(C4×D4) = Q8⋊C4⋊C4central stem extension (φ=1)128C2^2.147(C4xD4)128,597
C22.148(C4×D4) = M4(2).42D4central stem extension (φ=1)32C2^2.148(C4xD4)128,598
C22.149(C4×D4) = C232M4(2)central stem extension (φ=1)64C2^2.149(C4xD4)128,602
C22.150(C4×D4) = M4(2).43D4central stem extension (φ=1)32C2^2.150(C4xD4)128,608
C22.151(C4×D4) = (C2×SD16)⋊14C4central stem extension (φ=1)64C2^2.151(C4xD4)128,609
C22.152(C4×D4) = (C2×C4)⋊9Q16central stem extension (φ=1)128C2^2.152(C4xD4)128,610
C22.153(C4×D4) = (C2×C4)⋊9D8central stem extension (φ=1)64C2^2.153(C4xD4)128,611
C22.154(C4×D4) = (C2×SD16)⋊15C4central stem extension (φ=1)64C2^2.154(C4xD4)128,612
C22.155(C4×D4) = (C2×C8).Q8central stem extension (φ=1)128C2^2.155(C4xD4)128,649
C22.156(C4×D4) = C2.D84C4central stem extension (φ=1)128C2^2.156(C4xD4)128,650
C22.157(C4×D4) = C4.Q89C4central stem extension (φ=1)128C2^2.157(C4xD4)128,651
C22.158(C4×D4) = C4.Q810C4central stem extension (φ=1)128C2^2.158(C4xD4)128,652
C22.159(C4×D4) = C2.D85C4central stem extension (φ=1)128C2^2.159(C4xD4)128,653
C22.160(C4×D4) = M4(2).3Q8central stem extension (φ=1)32C2^2.160(C4xD4)128,654
C22.161(C4×D4) = C23.9M4(2)central stem extension (φ=1)64C2^2.161(C4xD4)128,656
C22.162(C4×D4) = D4⋊C4⋊C4central stem extension (φ=1)64C2^2.162(C4xD4)128,657
C22.163(C4×D4) = C4.67(C4×D4)central stem extension (φ=1)64C2^2.163(C4xD4)128,658
C22.164(C4×D4) = C4.68(C4×D4)central stem extension (φ=1)128C2^2.164(C4xD4)128,659
C22.165(C4×D4) = C2.(C4×Q16)central stem extension (φ=1)128C2^2.165(C4xD4)128,660
C22.166(C4×D4) = M4(2).24D4central stem extension (φ=1)32C2^2.166(C4xD4)128,661
C22.167(C4×D4) = C2.(C88D4)central stem extension (φ=1)128C2^2.167(C4xD4)128,665
C22.168(C4×D4) = C2.(C87D4)central stem extension (φ=1)64C2^2.168(C4xD4)128,666
C22.169(C4×D4) = C2.(C8⋊D4)central stem extension (φ=1)128C2^2.169(C4xD4)128,667
C22.170(C4×D4) = C2.(C82D4)central stem extension (φ=1)64C2^2.170(C4xD4)128,668
C22.171(C4×D4) = C42.428D4central stem extension (φ=1)32C2^2.171(C4xD4)128,669
C22.172(C4×D4) = C42.107D4central stem extension (φ=1)32C2^2.172(C4xD4)128,670
C22.173(C4×D4) = C42.27Q8central stem extension (φ=1)128C2^2.173(C4xD4)128,672
C22.174(C4×D4) = C87(C4⋊C4)central stem extension (φ=1)128C2^2.174(C4xD4)128,673
C22.175(C4×D4) = C85(C4⋊C4)central stem extension (φ=1)128C2^2.175(C4xD4)128,674
C22.176(C4×D4) = C4.(C4×Q8)central stem extension (φ=1)128C2^2.176(C4xD4)128,675
C22.177(C4×D4) = C8⋊(C4⋊C4)central stem extension (φ=1)128C2^2.177(C4xD4)128,676
C22.178(C4×D4) = C42.62Q8central stem extension (φ=1)32C2^2.178(C4xD4)128,677
C22.179(C4×D4) = C42.28Q8central stem extension (φ=1)32C2^2.179(C4xD4)128,678
C22.180(C4×D4) = C42.109D4central stem extension (φ=1)64C2^2.180(C4xD4)128,687
C22.181(C4×D4) = (C2×C4)⋊9SD16central stem extension (φ=1)64C2^2.181(C4xD4)128,700
C22.182(C4×D4) = (C2×C4)⋊6Q16central stem extension (φ=1)128C2^2.182(C4xD4)128,701
C22.183(C4×D4) = (C2×C4)⋊6D8central stem extension (φ=1)64C2^2.183(C4xD4)128,702
C22.184(C4×D4) = (C2×Q16)⋊10C4central stem extension (φ=1)128C2^2.184(C4xD4)128,703
C22.185(C4×D4) = (C2×D8)⋊10C4central stem extension (φ=1)64C2^2.185(C4xD4)128,704
C22.186(C4×D4) = C8⋊(C22⋊C4)central stem extension (φ=1)64C2^2.186(C4xD4)128,705
C22.187(C4×D4) = C42.326D4central stem extension (φ=1)32C2^2.187(C4xD4)128,706
C22.188(C4×D4) = C42.116D4central stem extension (φ=1)32C2^2.188(C4xD4)128,707

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