Extensions 1→N→G→Q→1 with N=C2 and Q=C22×D5

Direct product G=N×Q with N=C2 and Q=C22×D5

Non-split extensions G=N.Q with N=C2 and Q=C22×D5
extensionφ:Q→Aut NdρLabelID
C2.1(C22×D5) = C2×C4×D5central extension (φ=1)40C2.1(C2^2xD5)80,36
C2.2(C22×D5) = C22×Dic5central extension (φ=1)80C2.2(C2^2xD5)80,43
C2.3(C22×D5) = C2×Dic10central stem extension (φ=1)80C2.3(C2^2xD5)80,35
C2.4(C22×D5) = C2×D20central stem extension (φ=1)40C2.4(C2^2xD5)80,37
C2.5(C22×D5) = C4○D20central stem extension (φ=1)402C2.5(C2^2xD5)80,38
C2.6(C22×D5) = D4×D5central stem extension (φ=1)204+C2.6(C2^2xD5)80,39
C2.7(C22×D5) = D42D5central stem extension (φ=1)404-C2.7(C2^2xD5)80,40
C2.8(C22×D5) = Q8×D5central stem extension (φ=1)404-C2.8(C2^2xD5)80,41
C2.9(C22×D5) = Q82D5central stem extension (φ=1)404+C2.9(C2^2xD5)80,42
C2.10(C22×D5) = C2×C5⋊D4central stem extension (φ=1)40C2.10(C2^2xD5)80,44