#160415

order	512
nilpotency class	2
isoclinism	isoclinic class of #158815
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, prime radical, cosocle	C₂⁵	C₂⁴
LCS	G ▷ C₂⁵ ▷ C₁
UCS	C₁ ◁ C₂⁵ ◁ G
LECS	G ▷ C₂⁵ ▷ C₁

1960 conjugacy classes of subgroups; only the 470 normal subgroups are shown.

normal subgroups only

This group has 1960 conjugacy classes of subgroups — too many to draw. Only its 470 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) = 40
transitive degree	μ_t(G) = 512

A minimal faithful permutation representation — 4 generators on 40 points:

(3,7)(5,8)(17,18,21,19)(20,23,24,22)(25,26)(27,30)(28,29)(31,32)(34,37)(35,39);(3,7)(5,8)(10,13)(11,15)(18,19)(20,24)(26,29)(27,31)(33,34,36,37)(35,40,39,38);(1,2,4,6)(3,5,7,8)(9,10,12,13)(11,14,15,16)(17,19,21,18)(20,22,24,23)(25,26)(27,32)(28,29)(30,31)(33,34)(35,40)(36,37)(38,39);(1,3)(2,5)(4,7)(6,8)(9,11)(10,14)(12,15)(13,16)(17,20,21,24)(18,22,19,23)(25,27,28,31)(26,30,29,32)(33,35)(34,38)(36,39)(37,40)

Polycyclic presentation:

2^9|a^2=fghi,b^2=f,c^2=efgh,d^2=ef,b^a=be,c^a=cf,d^a=dh,c^b=cg,d^b=di,d^c=de

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 67611);