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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
9
and Q=
C
40
Direct product G=N×Q with N=
C
9
and Q=
C
40
d
ρ
Label
ID
C
360
360
1
C360
360,4
Semidirect products G=N:Q with N=
C
9
and Q=
C
40
extension
φ:Q→Aut N
d
ρ
Label
ID
C
9
⋊C
40
=
C
5
×C
9
⋊C
8
φ:
C
40
/
C
20
→
C
2
⊆ Aut
C
9
360
2
C9:C40
360,1
×
⋊
ℤ
𝔽
○
≀
ℚ
◁