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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=
A
4
×C
17
Direct product G=N×Q with N=
C
2
and Q=
A
4
×C
17
d
ρ
Label
ID
A
4
×C
34
102
3
A4xC34
408,42
Non-split extensions G=N.Q with N=
C
2
and Q=
A
4
×C
17
extension
φ:Q→Aut N
d
ρ
Label
ID
C
2
.(A
4
×C
17
) =
C
17
×SL
2
(𝔽
3
)
central stem extension (φ=1)
136
2
C2.(A4xC17)
408,14
×
⋊
ℤ
𝔽
○
≀
ℚ
◁