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C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
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⋊
.
○
≀
Extensions
1→N→G→Q→1 with N=
C
2
and Q=
C
4
.F
7
Direct product G=N×Q with N=
C
2
and Q=
C
4
.F
7
d
ρ
Label
ID
C
2
×C
4
.F
7
112
C2xC4.F7
336,121
Non-split extensions G=N.Q with N=
C
2
and Q=
C
4
.F
7
extension
φ:Q→Aut N
d
ρ
Label
ID
C
2
.
1
(C
4
.F
7
) =
Dic
7
⋊C
12
central extension (φ=1)
112
C2.1(C4.F7)
336,15
C
2
.
2
(C
4
.F
7
) =
C
28
⋊C
12
central extension (φ=1)
112
C2.2(C4.F7)
336,16
×
⋊
ℤ
𝔽
○
≀
ℚ
◁