#1256887

order	512
nilpotency class	2
isoclinism	isoclinic class of #1082705
automorphism	?
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

1488 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:

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

Polycyclic presentation:

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

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 1164083);