Extensions 1→N→G→Q→1 with N=C422C2 and Q=C2

Direct product G=N×Q with N=C422C2 and Q=C2
dρLabelID
C2×C422C232C2xC4^2:2C264,209

Semidirect products G=N:Q with N=C422C2 and Q=C2
extensionφ:Q→Out NdρLabelID
C422C21C2 = C22.32C24φ: C2/C1C2 ⊆ Out C422C216C4^2:2C2:1C264,219
C422C22C2 = C22.33C24φ: C2/C1C2 ⊆ Out C422C232C4^2:2C2:2C264,220
C422C23C2 = C22.36C24φ: C2/C1C2 ⊆ Out C422C232C4^2:2C2:3C264,223
C422C24C2 = C22.45C24φ: C2/C1C2 ⊆ Out C422C216C4^2:2C2:4C264,232
C422C25C2 = C22.46C24φ: C2/C1C2 ⊆ Out C422C232C4^2:2C2:5C264,233
C422C26C2 = C22.47C24φ: C2/C1C2 ⊆ Out C422C232C4^2:2C2:6C264,234
C422C27C2 = C22.50C24φ: C2/C1C2 ⊆ Out C422C232C4^2:2C2:7C264,237
C422C28C2 = C22.54C24φ: C2/C1C2 ⊆ Out C422C216C4^2:2C2:8C264,241
C422C29C2 = C22.57C24φ: C2/C1C2 ⊆ Out C422C232C4^2:2C2:9C264,244
C422C210C2 = C23.36C23φ: trivial image32C4^2:2C2:10C264,210

Non-split extensions G=N.Q with N=C422C2 and Q=C2
extensionφ:Q→Out NdρLabelID
C422C2.C2 = C22.35C24φ: C2/C1C2 ⊆ Out C422C232C4^2:2C2.C264,222

׿
×
𝔽