Finite Group Databasebeta

C5×#9502 #11932222

order1280
nilpotency class3
isoclinismisoclinic class of #9495
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C22×C4

Aliases

direct productC5×#9502

Subgroups

subgroupG/H
center, socleC22×C5#386
commutatorC24C22×C4×C5
Frattini, cosocleC25C23×C5
prime radicalC25×C5C23
LCSG ▷ C24 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C25×C5 ◁ G

660 conjugacy classes of subgroups; only the 122 normal subgroups are shown.

normal subgroups only

This group has 660 conjugacy classes of subgroups — too many to draw. Only its 122 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 3 generators on 37 points:

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

Conjugacy classes & character table

185 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 2490);