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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=
D
5
and Q=
Dic
5
Direct product G=N×Q with N=
D
5
and Q=
Dic
5
d
ρ
Label
ID
D
5
×Dic
5
40
4-
D5xDic5
200,22
Semidirect products G=N:Q with N=
D
5
and Q=
Dic
5
extension
φ:Q→Out N
d
ρ
Label
ID
D
5
⋊Dic
5
=
C
2
×D
5
.D
5
φ:
Dic
5
/
C
10
→
C
2
⊆ Out
D
5
40
4
D5:Dic5
200,46
×
⋊
ℤ
𝔽
○
≀
ℚ
◁