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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=
He
3
⋊C
4
and Q=
C
3
Direct product G=N×Q with N=
He
3
⋊C
4
and Q=
C
3
d
ρ
Label
ID
C
3
×He
3
⋊C
4
54
C3xHe3:C4
324,110
Non-split extensions G=N.Q with N=
He
3
⋊C
4
and Q=
C
3
extension
φ:Q→Out N
d
ρ
Label
ID
He
3
⋊C
4
.C
3
=
He
3
.
3
C
12
φ: trivial image
54
3
He3:C4.C3
324,111
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○
≀
ℚ
◁