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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
7
×D
7
and Q=
C
4
Direct product G=N×Q with N=
C
7
×D
7
and Q=
C
4
d
ρ
Label
ID
D
7
×C
28
56
2
D7xC28
392,24
Semidirect products G=N:Q with N=
C
7
×D
7
and Q=
C
4
extension
φ:Q→Out N
d
ρ
Label
ID
(C
7
×D
7
)⋊C
4
=
D
7
×Dic
7
φ:
C
4
/
C
2
→
C
2
⊆ Out
C
7
×D
7
56
4-
(C7xD7):C4
392,18
×
⋊
ℤ
𝔽
○
≀
ℚ
◁