# Extensions 1→N→G→Q→1 with N=C2 and Q=C22×D28

Direct product G=N×Q with N=C2 and Q=C22×D28
dρLabelID
C23×D28224C2^3xD28448,1367

Non-split extensions G=N.Q with N=C2 and Q=C22×D28
extensionφ:Q→Aut NdρLabelID
C2.1(C22×D28) = C2×C4×D28central extension (φ=1)224C2.1(C2^2xD28)448,926
C2.2(C22×D28) = C22×C4⋊Dic7central extension (φ=1)448C2.2(C2^2xD28)448,1238
C2.3(C22×D28) = C22×D14⋊C4central extension (φ=1)224C2.3(C2^2xD28)448,1240
C2.4(C22×D28) = C2×C282Q8central stem extension (φ=1)448C2.4(C2^2xD28)448,921
C2.5(C22×D28) = C2×C284D4central stem extension (φ=1)224C2.5(C2^2xD28)448,928
C2.6(C22×D28) = C2×C4.D28central stem extension (φ=1)224C2.6(C2^2xD28)448,929
C2.7(C22×D28) = C42.276D14central stem extension (φ=1)224C2.7(C2^2xD28)448,930
C2.8(C22×D28) = C2×C22⋊D28central stem extension (φ=1)112C2.8(C2^2xD28)448,940
C2.9(C22×D28) = C2×C22.D28central stem extension (φ=1)224C2.9(C2^2xD28)448,945
C2.10(C22×D28) = C233D28central stem extension (φ=1)112C2.10(C2^2xD28)448,946
C2.11(C22×D28) = C2×C4⋊D28central stem extension (φ=1)224C2.11(C2^2xD28)448,959
C2.12(C22×D28) = C2×D142Q8central stem extension (φ=1)224C2.12(C2^2xD28)448,962
C2.13(C22×D28) = C14.2+ 1+4central stem extension (φ=1)224C2.13(C2^2xD28)448,963
C2.14(C22×D28) = C428D14central stem extension (φ=1)112C2.14(C2^2xD28)448,977
C2.15(C22×D28) = C429D14central stem extension (φ=1)112C2.15(C2^2xD28)448,978
C2.16(C22×D28) = C42.92D14central stem extension (φ=1)224C2.16(C2^2xD28)448,979
C2.17(C22×D28) = D4×D28central stem extension (φ=1)112C2.17(C2^2xD28)448,1002
C2.18(C22×D28) = D45D28central stem extension (φ=1)112C2.18(C2^2xD28)448,1007
C2.19(C22×D28) = D46D28central stem extension (φ=1)224C2.19(C2^2xD28)448,1008
C2.20(C22×D28) = Q8×D28central stem extension (φ=1)224C2.20(C2^2xD28)448,1028
C2.21(C22×D28) = Q85D28central stem extension (φ=1)224C2.21(C2^2xD28)448,1029
C2.22(C22×D28) = Q86D28central stem extension (φ=1)224C2.22(C2^2xD28)448,1030
C2.23(C22×D28) = C22×C56⋊C2central stem extension (φ=1)224C2.23(C2^2xD28)448,1192
C2.24(C22×D28) = C22×D56central stem extension (φ=1)224C2.24(C2^2xD28)448,1193
C2.25(C22×D28) = C2×D567C2central stem extension (φ=1)224C2.25(C2^2xD28)448,1194
C2.26(C22×D28) = C22×Dic28central stem extension (φ=1)448C2.26(C2^2xD28)448,1195
C2.27(C22×D28) = C2×C8⋊D14central stem extension (φ=1)112C2.27(C2^2xD28)448,1199
C2.28(C22×D28) = C2×C8.D14central stem extension (φ=1)224C2.28(C2^2xD28)448,1200
C2.29(C22×D28) = C56.9C23central stem extension (φ=1)1124C2.29(C2^2xD28)448,1201
C2.30(C22×D28) = D4.11D28central stem extension (φ=1)1124C2.30(C2^2xD28)448,1204
C2.31(C22×D28) = D4.12D28central stem extension (φ=1)1124+C2.31(C2^2xD28)448,1205
C2.32(C22×D28) = D4.13D28central stem extension (φ=1)2244-C2.32(C2^2xD28)448,1206
C2.33(C22×D28) = C2×C287D4central stem extension (φ=1)224C2.33(C2^2xD28)448,1243

׿
×
𝔽