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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
5
xA
4
and Q=
C
5
Direct product G=NxQ with N=
C
5
xA
4
and Q=
C
5
d
ρ
Label
ID
A
4
xC
5
2
100
A4xC5^2
300,42
Non-split extensions G=N.Q with N=
C
5
xA
4
and Q=
C
5
extension
φ:Q→Out N
d
ρ
Label
ID
(C
5
xA
4
).C
5
=
A
4
xC
25
φ: trivial image
100
3
(C5xA4).C5
300,8
x
:
Z
F
o
wr
Q
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