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C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
x
:
.
o
wr
Extensions
1→N→G→Q→1 with N=
C
2
and Q=
D
37
Direct product G=NxQ with N=
C
2
and Q=
D
37
d
ρ
Label
ID
D
74
74
2+
D74
148,4
Non-split extensions G=N.Q with N=
C
2
and Q=
D
37
extension
φ:Q→Aut N
d
ρ
Label
ID
C
2
.D
37
=
Dic
37
central extension (φ=1)
148
2-
C2.D37
148,1
x
:
Z
F
o
wr
Q
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