Finite Group Databasebeta

C5×#11769 #11934489

order1280
nilpotency class4
isoclinismisoclinic class of #11769
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C2×C4

Aliases

direct productC5×#11769

Subgroups

subgroupG/H
center, socleC2×C5#1505
commutatorC2×C8C22×C4×C5
Frattini, cosocleC2×M16C23×C5
prime radicalC5×#469C22
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C5 ◁ C2×C4×C5 ◁ C5×#405 ◁ G

304 conjugacy classes of subgroups; only the 94 normal subgroups are shown.

normal subgroups only

This group has 304 conjugacy classes of subgroups — too many to draw. Only its 94 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)(8,13)(9,21,24,12)(10,15)(11,17)(14,22,26,35)(16,23)(18,28)(19,33,34,25)(20,30)(27,31,36,37)(29,32);(7,12)(8,18)(9,22)(10,23)(13,27)(14,16)(15,26)(17,21)(19,34)(20,32)(24,35)(25,28)(29,33)(30,36);(6,8,10,18,11,20,23,32)(7,13,15,28,17,30,16,29)(9,19,22,31,24,34,35,37)(12,25,14,27,21,33,26,36)

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 4757);