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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
and Q=
C
2
4
⋊C
5
Direct product G=N×Q with N=
C
2
and Q=
C
2
4
⋊C
5
d
ρ
Label
ID
C
2
×C
2
4
⋊C
5
10
5+
C2xC2^4:C5
160,235
Non-split extensions G=N.Q with N=
C
2
and Q=
C
2
4
⋊C
5
extension
φ:Q→Aut N
d
ρ
Label
ID
C
2
.(C
2
4
⋊C
5
) =
2
-
1+4
⋊C
5
central stem extension (φ=1)
32
4-
C2.(C2^4:C5)
160,199
×
⋊
ℤ
𝔽
○
≀
ℚ
◁