Extensions 1→N→G→Q→1 with N=C4 and Q=C26

Direct product G=N×Q with N=C4 and Q=C26
dρLabelID
C2×C52104C2xC52104,9

Semidirect products G=N:Q with N=C4 and Q=C26
extensionφ:Q→Aut NdρLabelID
C4⋊C26 = D4×C13φ: C26/C13C2 ⊆ Aut C4522C4:C26104,10

Non-split extensions G=N.Q with N=C4 and Q=C26
extensionφ:Q→Aut NdρLabelID
C4.C26 = Q8×C13φ: C26/C13C2 ⊆ Aut C41042C4.C26104,11

׿
×
𝔽