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
4
and Q=
C
9
.A
4
Direct product G=N×Q with N=
C
4
and Q=
C
9
.A
4
d
ρ
Label
ID
C
4
×C
9
.A
4
108
3
C4xC9.A4
432,40
Non-split extensions G=N.Q with N=
C
4
and Q=
C
9
.A
4
extension
φ:Q→Aut N
d
ρ
Label
ID
C
4
.(C
9
.A
4
) =
Q
8
.C
54
central extension (φ=1)
216
2
C4.(C9.A4)
432,42
×
⋊
ℤ
𝔽
○
≀
ℚ
◁