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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=
S
3
×C
7
⋊C
3
and Q=
C
2
Direct product G=N×Q with N=
S
3
×C
7
⋊C
3
and Q=
C
2
d
ρ
Label
ID
C
2
×S
3
×C
7
⋊C
3
42
6
C2xS3xC7:C3
252,29
Semidirect products G=N:Q with N=
S
3
×C
7
⋊C
3
and Q=
C
2
extension
φ:Q→Out N
d
ρ
Label
ID
(S
3
×C
7
⋊C
3
)⋊C
2
=
S
3
×F
7
φ:
C
2
/
C
1
→
C
2
⊆ Out
S
3
×C
7
⋊C
3
21
12+
(S3xC7:C3):C2
252,26
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⋊
ℤ
𝔽
○
≀
ℚ
◁