#250321

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
prime radical	#3511	C₂²
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

982 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)(3,12,4,9)(5,10,6,15)(8,13,16,14)(17,18)(19,27)(20,23)(21,26)(22,25)(24,29)(28,31)(30,32);(1,3,7,4)(2,8,11,16)(5,14,6,13)(9,15,12,10)(18,23)(19,28)(20,22)(24,31)(25,26)(27,32);(1,4,7,3)(2,9,11,12)(5,14,6,13)(8,15,16,10)(17,18,21,26)(19,24,28,32)(20,23,22,25)(27,29,31,30);(1,5)(3,13)(4,14)(6,7)(8,16)(10,15)(17,19)(18,24)(20,30)(21,28)(22,29)(23,27)(25,31)(26,32)

Polycyclic presentation:

2^9|a^2=hi,b^2=hi,c^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, 157517);