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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
4
and Q=
C
34
Direct product G=N×Q with N=
C
4
and Q=
C
34
d
ρ
Label
ID
C
2
×C
68
136
C2xC68
136,9
Semidirect products G=N:Q with N=
C
4
and Q=
C
34
extension
φ:Q→Aut N
d
ρ
Label
ID
C
4
⋊C
34
=
D
4
×C
17
φ:
C
34
/
C
17
→
C
2
⊆ Aut
C
4
68
2
C4:C34
136,10
Non-split extensions G=N.Q with N=
C
4
and Q=
C
34
extension
φ:Q→Aut N
d
ρ
Label
ID
C
4
.C
34
=
Q
8
×C
17
φ:
C
34
/
C
17
→
C
2
⊆ Aut
C
4
136
2
C4.C34
136,11
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