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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=
C
3
2
and Q=
C
4
Direct product G=N×Q with N=
C
3
2
and Q=
C
4
d
ρ
Label
ID
C
3
×C
12
36
C3xC12
36,8
Semidirect products G=N:Q with N=
C
3
2
and Q=
C
4
extension
φ:Q→Aut N
d
ρ
Label
ID
C
3
2
⋊C
4
=
C
3
2
⋊C
4
φ:
C
4
/
C
1
→
C
4
⊆ Aut
C
3
2
6
4+
C3^2:C4
36,9
C
3
2
⋊
2
C
4
=
C
3
×Dic
3
φ:
C
4
/
C
2
→
C
2
⊆ Aut
C
3
2
12
2
C3^2:2C4
36,6
C
3
2
⋊
3
C
4
=
C
3
⋊Dic
3
φ:
C
4
/
C
2
→
C
2
⊆ Aut
C
3
2
36
C3^2:3C4
36,7
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