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C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
x
:
.
o
wr
Extensions
1→N→G→Q→1 with N=
C
15
and Q=
C
5
2
Direct product G=NxQ with N=
C
15
and Q=
C
5
2
d
ρ
Label
ID
C
5
2
xC
15
375
C5^2xC15
375,7
Non-split extensions G=N.Q with N=
C
15
and Q=
C
5
2
extension
φ:Q→Aut N
d
ρ
Label
ID
C
15
.
1
C
5
2
=
C
3
xHe
5
central extension (φ=1)
75
5
C15.1C5^2
375,4
C
15
.
2
C
5
2
=
C
3
x5
-
1+2
central extension (φ=1)
75
5
C15.2C5^2
375,5
x
:
Z
F
o
wr
Q
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