#7706242

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

4496 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 128

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

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

Polycyclic presentation:

2^9|a^2=gi,b^2=gi,d^2=g,f^2=gh,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, 7613438);