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Home
About
C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
x
:
.
o
wr
Extensions
1→N→G→Q→1 with N=
A
4
and Q=
D
20
Direct product G=NxQ with N=
A
4
and Q=
D
20
d
ρ
Label
ID
A
4
xD
20
60
6+
A4xD20
480,1037
Semidirect products G=N:Q with N=
A
4
and Q=
D
20
extension
φ:Q→Out N
d
ρ
Label
ID
A
4
:
1
D
20
=
C
20
:S
4
φ:
D
20
/
C
20
→
C
2
⊆ Out
A
4
60
6+
A4:1D20
480,1026
A
4
:
2
D
20
=
A
4
:D
20
φ:
D
20
/
D
10
→
C
2
⊆ Out
A
4
60
6+
A4:2D20
480,981
x
:
Z
F
o
wr
Q
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