Go
Home
About
C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
×
⋊
.
○
≀
Extensions
1→N→G→Q→1 with N=
C
9
and Q=
C
2
3
Direct product G=N×Q with N=
C
9
and Q=
C
2
3
d
ρ
Label
ID
C
2
2
×C
18
72
C2^2xC18
72,18
Semidirect products G=N:Q with N=
C
9
and Q=
C
2
3
extension
φ:Q→Aut N
d
ρ
Label
ID
C
9
⋊C
2
3
=
C
2
2
×D
9
φ:
C
2
3
/
C
2
2
→
C
2
⊆ Aut
C
9
36
C9:C2^3
72,17
×
⋊
ℤ
𝔽
○
≀
ℚ
◁