#250262

order	512
nilpotency class	3
isoclinism	isoclinic class of #250199
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁶

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

1022 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 32
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 32 points:

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

Polycyclic presentation:

2^9|a^2=h,b^2=hi,c^2=hi,d^2=h,e^2=h,g^2=i,b^a=be,c^a=cf,d^a=de,e^a=eh,g^a=gi,c^b=cg,d^b=dh,e^b=eh,g^b=gi,e^c=ei,g^c=gi,e^d=eh,f^d=fi

Conjugacy classes & character table

53 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 157458);