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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
2
and Q=
C
76
Direct product G=N×Q with N=
C
2
2
and Q=
C
76
d
ρ
Label
ID
C
2
2
×C
76
304
C2^2xC76
304,37
Semidirect products G=N:Q with N=
C
2
2
and Q=
C
76
extension
φ:Q→Aut N
d
ρ
Label
ID
C
2
2
⋊C
76
=
C
2
2
⋊C
4
×C
19
φ:
C
76
/
C
38
→
C
2
⊆ Aut
C
2
2
152
C2^2:C76
304,20
Non-split extensions G=N.Q with N=
C
2
2
and Q=
C
76
extension
φ:Q→Aut N
d
ρ
Label
ID
C
2
2
.C
76
=
M
4
(2)×C
19
φ:
C
76
/
C
38
→
C
2
⊆ Aut
C
2
2
152
2
C2^2.C76
304,23
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≀
ℚ
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