#7707815

order	512
nilpotency class	2
isoclinism	isoclinic class of #47826
automorphism	?
homology	Abelianization (H₁) = C₂⁶ · Schur multiplier (H₂) = C₂¹²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂²×C₄	C₂⁵
commutator, Frattini, socle, cosocle	C₂³	C₂⁶
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂²×C₄ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4477 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)(3,6)(4,5)(7,8)(9,10,13,15)(11,14,18,20)(12,16,19,22)(17,21,23,24)(25,26)(27,31)(28,33)(29,38)(30,34)(32,36)(35,39)(37,40);(2,5)(6,8)(9,11,13,18)(10,14,15,20)(12,17,19,23)(16,21,22,24)(25,27,30,36)(26,31,34,32)(28,37,29,35)(33,40,38,39);(10,15)(12,19)(14,20)(17,23)(25,27)(26,32)(28,35)(29,37)(30,36)(31,34)(33,40)(38,39);(9,12,13,19)(10,16,15,22)(11,17,18,23)(14,21,20,24)(25,28,30,29)(26,33,34,38)(27,35,36,37)(31,39,32,40);(10,15)(14,20)(16,22)(21,24)(25,29,30,28)(26,33,34,38)(27,35,36,37)(31,40,32,39);(1,3,4,7)(2,6,5,8)

Polycyclic presentation:

2^9|a^2=hi,b^2=h,d^2=h,e^2=i,f^2=g,b^a=bg,c^a=ch,e^a=eh,c^b=ci,d^b=di,d^c=dhi,e^c=ei

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7615011);