Extensions 1→N→G→Q→1 with N=C204D4 and Q=C2

Direct product G=N×Q with N=C204D4 and Q=C2
dρLabelID
C2×C204D4160C2xC20:4D4320,1147

Semidirect products G=N:Q with N=C204D4 and Q=C2
extensionφ:Q→Out NdρLabelID
C204D41C2 = C204D8φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:1C2320,322
C204D42C2 = C8⋊D20φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:2C2320,339
C204D43C2 = C429D10φ: C2/C1C2 ⊆ Out C204D480C20:4D4:3C2320,1197
C204D44C2 = C42.100D10φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:4C2320,1207
C204D45C2 = C4225D10φ: C2/C1C2 ⊆ Out C204D480C20:4D4:5C2320,1383
C204D46C2 = D44D20φ: C2/C1C2 ⊆ Out C204D4404+C20:4D4:6C2320,449
C204D47C2 = C4⋊D40φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:7C2320,470
C204D48C2 = C207D8φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:8C2320,642
C204D49C2 = C42.64D10φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:9C2320,685
C204D410C2 = C20⋊D8φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:10C2320,700
C204D411C2 = D4×D20φ: C2/C1C2 ⊆ Out C204D480C20:4D4:11C2320,1221
C204D412C2 = Dic1024D4φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:12C2320,1225
C204D413C2 = Q86D20φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:13C2320,1249
C204D414C2 = C4218D10φ: C2/C1C2 ⊆ Out C204D480C20:4D4:14C2320,1346
C204D415C2 = C42.156D10φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:15C2320,1370
C204D416C2 = D5×C41D4φ: C2/C1C2 ⊆ Out C204D480C20:4D4:16C2320,1386
C204D417C2 = C42.240D10φ: C2/C1C2 ⊆ Out C204D4160C20:4D4:17C2320,1397
C204D418C2 = C42.276D10φ: trivial image160C20:4D4:18C2320,1149

Non-split extensions G=N.Q with N=C204D4 and Q=C2
extensionφ:Q→Out NdρLabelID
C204D4.1C2 = C42⋊F5φ: C2/C1C2 ⊆ Out C204D4404+C20:4D4.1C2320,191
C204D4.2C2 = C85D20φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.2C2320,320
C204D4.3C2 = C4.5D40φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.3C2320,321
C204D4.4C2 = C42.19D10φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.4C2320,340
C204D4.5C2 = C4.D40φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.5C2320,43
C204D4.6C2 = Dic108D4φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.6C2320,475
C204D4.7C2 = Q8⋊D20φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.7C2320,654
C204D4.8C2 = C42.70D10φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.8C2320,694
C204D4.9C2 = C206SD16φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.9C2320,712
C204D4.10C2 = C20.D8φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.10C2320,715
C204D4.11C2 = C42.136D10φ: C2/C1C2 ⊆ Out C204D4160C20:4D4.11C2320,1257

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