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
15
and Q=
A
4
Direct product G=N×Q with N=
C
15
and Q=
A
4
d
ρ
Label
ID
A
4
×C
15
60
3
A4xC15
180,31
Non-split extensions G=N.Q with N=
C
15
and Q=
A
4
extension
φ:Q→Aut N
d
ρ
Label
ID
C
15
.A
4
=
C
5
×C
3
.A
4
central extension (φ=1)
90
3
C15.A4
180,8
×
⋊
ℤ
𝔽
○
≀
ℚ
◁