Finite Group Databasebeta

C7×#20671 #13197887

order1792
nilpotency class3
isoclinismisoclinic class of #20671
automorphism?
homologyAbelianization (H1) = C23×C4×C7 · Schur multiplier (H2) = C26

Aliases

direct productC7×#20671

Subgroups

subgroupG/H
centerC4×C7C2×#117
commutatorC2×C4C23×C4×C7
Frattini, cosocleC22×C4C24×C7
socleC2×C7C2×#380
prime radicalC22×C7×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C4×C7 ◁ C22×C7×M16 ◁ G

1324 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 4 generators on 39 points:

(1,2,3,4,5,6,7)(8,9)(10,18)(11,22,24,15)(12,25)(13,17)(14,21)(16,26)(19,32,33,30)(20,31)(23,29,38,37)(27,34,36,39)(28,35);(8,10,12,21,13,20,26,35)(9,14,16,18,17,28,25,31)(11,19,23,34,24,33,38,39)(15,27,29,30,22,36,37,32);(8,11)(9,15)(10,19)(12,23)(13,24)(14,27)(16,29)(17,22)(18,30)(20,33)(21,34)(25,37)(26,38)(28,36)(31,32)(35,39);(10,20)(14,28)(18,31)(19,33)(21,35)(27,36)(30,32)(34,39)

Conjugacy classes & character table

406 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1792, 13659);