#7917222

order	512
nilpotency class	2
automorphism	?
homology	Abelianization (H₁) = C₂⁶ · Schur multiplier (H₂) = C₂¹²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, cosocle	C₂³	C₂⁶
prime radical	#2688	C₂²
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4210 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 6 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=i,c^2=gi,d^2=ghi,e^2=h,f^2=gi,b^a=bg,c^a=ch,d^a=di,e^a=eh,c^b=ci,d^c=dh,f^e=fi

Conjugacy classes & character table

95 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7824418);