Finite Group Databasebeta

C7×#20688 #13197904

order1792
nilpotency class3
isoclinismisoclinic class of #1462
automorphism?
homologyAbelianization (H1) = C23×C4×C7 · Schur multiplier (H2) = C25×C4

Aliases

direct productC7×#20688

Subgroups

subgroupG/H
centerC2×C4×C7C2×C22⋊C4
commutatorC23C23×C4×C7
Frattini, cosocleC24C24×C7
socleC22×C7C22×C22⋊C4
prime radicalC25×C7C23
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C7 ◁ C24×C4×C7 ◁ G

1510 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 31
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 4 generators on 31 points:

(1,2,3,4,5,6,7)(8,9)(10,13)(11,12)(14,15)(16,17)(18,24,26,21)(19,22)(20,23)(25,30,31,28)(27,29);(9,12)(13,15);(8,10,11,14)(9,13,12,15)(16,18)(17,21)(19,25)(20,26)(22,28)(23,24)(27,31)(29,30);(16,19,20,27)(17,22,23,29)(18,25,26,31)(21,28,24,30)

Conjugacy classes & character table

448 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1792, 13676);