#8648904

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	C₂×#127	C₂³
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4270 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:

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

Polycyclic presentation:

2^9|a^2=hi,b^2=gh,c^2=ghi,d^2=i,e^2=gh,f^2=gi,b^a=bg,c^a=ch,d^a=dg,e^a=eh,c^b=ci,d^b=dh,e^b=egi,e^c=egi,f^d=fgi

Conjugacy classes & character table

89 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 8556100);