Go
Home
About
C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
×
⋊
.
○
≀
Extensions
1→N→G→Q→1 with N=
D
7
and Q=
C
3
3
Direct product G=N×Q with N=
D
7
and Q=
C
3
3
d
ρ
Label
ID
D
7
×C
3
3
189
D7xC3^3
378,53
Semidirect products G=N:Q with N=
D
7
and Q=
C
3
3
extension
φ:Q→Out N
d
ρ
Label
ID
D
7
⋊C
3
3
=
C
3
2
×F
7
φ:
C
3
3
/
C
3
2
→
C
3
⊆ Out
D
7
63
D7:C3^3
378,47
×
⋊
ℤ
𝔽
○
≀
ℚ
◁