Extensions 1→N→G→Q→1 with N=D22 and Q=C22

Direct product G=N×Q with N=D22 and Q=C22

Semidirect products G=N:Q with N=D22 and Q=C22
extensionφ:Q→Out NdρLabelID
D221C22 = C2×D44φ: C22/C2C2 ⊆ Out D2288D22:1C2^2176,29
D222C22 = D4×D11φ: C22/C2C2 ⊆ Out D22444+D22:2C2^2176,31
D223C22 = C2×C11⋊D4φ: C22/C2C2 ⊆ Out D2288D22:3C2^2176,36

Non-split extensions G=N.Q with N=D22 and Q=C22
extensionφ:Q→Out NdρLabelID
D22.1C22 = D445C2φ: C22/C2C2 ⊆ Out D22882D22.1C2^2176,30
D22.2C22 = D42D11φ: C22/C2C2 ⊆ Out D22884-D22.2C2^2176,32
D22.3C22 = D44⋊C2φ: C22/C2C2 ⊆ Out D22884+D22.3C2^2176,34
D22.4C22 = C2×C4×D11φ: trivial image88D22.4C2^2176,28
D22.5C22 = Q8×D11φ: trivial image884-D22.5C2^2176,33