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C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
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.
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≀
Extensions
1→N→G→Q→1 with N=
C
5
×M
4
(2)
and Q=
C
5
Direct product G=N×Q with N=
C
5
×M
4
(2)
and Q=
C
5
d
ρ
Label
ID
M
4
(2)×C
5
2
200
M4(2)xC5^2
400,112
Non-split extensions G=N.Q with N=
C
5
×M
4
(2)
and Q=
C
5
extension
φ:Q→Out N
d
ρ
Label
ID
(C
5
×M
4
(2)).C
5
=
M
4
(2)×C
25
φ: trivial image
200
2
(C5xM4(2)).C5
400,24
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ℚ
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