Finite Group Databasebeta

C61×#25158 #29528591

order15616
nilpotency class3
isoclinismisoclinic class of #23848
automorphism?
homologyAbelianization (H1) = C24×C61 · Schur multiplier (H2) = C25

Aliases

direct productC61×#25158

Subgroups

subgroupG/H
center, socleC23×C61C22×D4
commutator, Frattini, cosocleC22×C4C24×C61
prime radicalC2×C61×#449C2
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C61 ◁ C4×C22⋊C4×C61 ◁ G

1140 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 85
transitive degreeμt(G) = 7808

A minimal faithful permutation representation — 4 generators on 85 points:

(5,6,8,7)(9,10,13,17)(11,15,19,23)(12,14,20,16)(18,21,24,22)(25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85);(1,2)(3,4)(5,7,8,6)(10,14)(12,20)(15,21)(16,17)(18,24)(22,23);(2,4)(6,7)(9,11,13,19)(10,15,17,23)(12,18,20,24)(14,21,16,22);(10,14)(12,20)(15,21)(16,17)(18,24)(22,23)

Conjugacy classes & character table

3172 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 18146);