#247689

order	512
nilpotency class	3
isoclinism	isoclinic class of #247687
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁷

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2403
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

1494 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 64

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

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

Polycyclic presentation:

2^9|c^2=h,e^2=h,f^2=i,b^a=be,c^a=cf,d^a=de,e^a=eh,f^a=fi,g^a=gh,c^b=cg,e^b=eh,e^c=eh,f^c=fi,e^d=eh,f^d=fh

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, 154885);