#4121533

order	512
nilpotency class	2
isoclinism	isoclinic class of #4033837
automorphism	Aut(G) order 2097152
homology	Abelianization (H₁) = C₂⁵ · Schur multiplier (H₂) = C₂⁶

Aliases

No aliases for this group.

Subgroups

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

1550 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 512

A minimal faithful permutation representation — 5 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=gi,b^2=fg,c^2=fh,d^2=h,e^2=fghi,b^a=bf,c^a=cg,d^a=di,e^a=eg,c^b=ch,d^b=df,e^b=eg,e^c=ef,e^d=ef

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 4028729);