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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
3
.
7
C
3
2
and Q=
C
2
Direct product G=N×Q with N=
C
3
3
.
7
C
3
2
and Q=
C
2
d
ρ
Label
ID
C
2
×C
3
3
.
7
C
3
2
162
C2xC3^3.7C3^2
486,69
Semidirect products G=N:Q with N=
C
3
3
.
7
C
3
2
and Q=
C
2
extension
φ:Q→Out N
d
ρ
Label
ID
C
3
3
.
7
C
3
2
⋊
1
C
2
=
C
3
2
⋊
2
D
9
.C
3
φ:
C
2
/
C
1
→
C
2
⊆ Out
C
3
3
.
7
C
3
2
54
6
C3^3.7C3^2:1C2
486,12
C
3
3
.
7
C
3
2
⋊
2
C
2
=
C
3
2
⋊C
9
.
10
S
3
φ:
C
2
/
C
1
→
C
2
⊆ Out
C
3
3
.
7
C
3
2
81
C3^3.7C3^2:2C2
486,49
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◁