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C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
×
⋊
.
○
≀
Extensions
1→N→G→Q→1 with N=
A
4
and Q=
C
12
Direct product G=N×Q with N=
A
4
and Q=
C
12
d
ρ
Label
ID
C
12
×A
4
36
3
C12xA4
144,155
Semidirect products G=N:Q with N=
A
4
and Q=
C
12
extension
φ:Q→Out N
d
ρ
Label
ID
A
4
⋊C
12
=
C
3
×A
4
⋊C
4
φ:
C
12
/
C
6
→
C
2
⊆ Out
A
4
36
3
A4:C12
144,123
×
⋊
ℤ
𝔽
○
≀
ℚ
◁