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C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
×
⋊
.
○
≀
Extensions
1→N→G→Q→1 with N=
C
2
2
×C
4
and Q=
C
15
Direct product G=N×Q with N=
C
2
2
×C
4
and Q=
C
15
d
ρ
Label
ID
C
2
2
×C
60
240
C2^2xC60
240,185
Semidirect products G=N:Q with N=
C
2
2
×C
4
and Q=
C
15
extension
φ:Q→Aut N
d
ρ
Label
ID
(C
2
2
×C
4
)⋊C
15
=
A
4
×C
20
φ:
C
15
/
C
5
→
C
3
⊆ Aut
C
2
2
×C
4
60
3
(C2^2xC4):C15
240,152
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○
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◁