Go
Home
About
C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
×
⋊
.
○
≀
Extensions
1→N→G→Q→1 with N=
C
42
and Q=
C
9
Direct product G=N×Q with N=
C
42
and Q=
C
9
d
ρ
Label
ID
C
3
×C
126
378
C3xC126
378,44
Semidirect products G=N:Q with N=
C
42
and Q=
C
9
extension
φ:Q→Aut N
d
ρ
Label
ID
C
42
⋊C
9
=
C
6
×C
7
⋊C
9
φ:
C
9
/
C
3
→
C
3
⊆ Aut
C
42
378
C42:C9
378,26
Non-split extensions G=N.Q with N=
C
42
and Q=
C
9
extension
φ:Q→Aut N
d
ρ
Label
ID
C
42
.C
9
=
C
2
×C
7
⋊C
27
φ:
C
9
/
C
3
→
C
3
⊆ Aut
C
42
378
3
C42.C9
378,2
×
⋊
ℤ
𝔽
○
≀
ℚ
◁