Finite Group Databasebeta

C7×#20769 #13197985

order1792
nilpotency class3
isoclinismisoclinic class of #3055
automorphism?
homologyAbelianization (H1) = C23×C4×C7 · Schur multiplier (H2) = C24×C4

Aliases

direct productC7×#20769

Subgroups

subgroupG/H
centerC2×C4×C7C22×D4
commutatorC2×C4C23×C4×C7
Frattini, cosocleC22×C4C24×C7
socleC22×C7C22×C4⋊C4
prime radicalC24×C7C2×Q8
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C7 ◁ C22×C42×C7 ◁ G

818 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 31
transitive degreeμt(G) = 448

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

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, 13757);