#499901

order	512
nilpotency class	4
isoclinism	isoclinic class of #499897
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁷

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂²×D₈
commutator, Frattini, cosocle	C₂²×C₈	C₂⁴
prime radical	C₂²×#41	D₄
LCS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×#41 ◁ C₂²×#131 ◁ G
LECS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁

1364 conjugacy classes of subgroups; only the 184 normal subgroups are shown.

normal subgroups only

This group has 1364 conjugacy classes of subgroups — too many to draw. Only its 184 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degree	μ(G) = 72
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 4 generators on 72 points:

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

Polycyclic presentation:

2^9|a^2=i,b^2=i,c^2=i,f^2=hi,h^2=i,b^a=be,c^a=cf,d^a=de,f^a=fh,h^a=hi,c^b=cg,d^b=di,f^c=fh,h^c=hi

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 407097);