#290891

order	512
nilpotency class	3
isoclinism	isoclinic class of #268211
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	C₂×#120
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#45985	C₂
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

761 conjugacy classes of subgroups.

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

Polycyclic presentation:

2^9|b^2=e,c^2=fi,d^2=h,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=de,f^a=fh,g^a=gi,c^b=cg,f^b=fi,g^b=ghi,d^c=dhi,g^c=gh

Conjugacy classes & character table

47 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 198087);