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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
and Q=
C
2
×A
4
Direct product G=N×Q with N=
C
3
and Q=
C
2
×A
4
d
ρ
Label
ID
C
6
×A
4
18
3
C6xA4
72,47
Semidirect products G=N:Q with N=
C
3
and Q=
C
2
×A
4
extension
φ:Q→Aut N
d
ρ
Label
ID
C
3
⋊(C
2
×A
4
) =
S
3
×A
4
φ:
C
2
×A
4
/
A
4
→
C
2
⊆ Aut
C
3
12
6+
C3:(C2xA4)
72,44
Non-split extensions G=N.Q with N=
C
3
and Q=
C
2
×A
4
extension
φ:Q→Aut N
d
ρ
Label
ID
C
3
.(C
2
×A
4
) =
C
2
×C
3
.A
4
central extension (φ=1)
18
3
C3.(C2xA4)
72,16
×
⋊
ℤ
𝔽
○
≀
ℚ
◁