#331299

order	512
nilpotency class	3
isoclinism	isoclinic class of #331276
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂²×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#127
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂⁴	#127
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

647 conjugacy classes of subgroups; only the 154 normal subgroups are shown.

normal subgroups only

This group has 647 conjugacy classes of subgroups — too many to draw. Only its 154 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) = 256

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

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

Polycyclic presentation:

2^9|a^2=fi,b^2=g,c^2=h,d^2=i,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=dhi,c^b=cg,d^b=dh,d^c=de,f^c=fh,g^c=gi

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 238495);