#7782694

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	C₂²×#41	C₂³
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4278 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:

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

Polycyclic presentation:

2^9|a^2=g,b^2=hi,c^2=ghi,d^2=gh,e^2=h,f^2=i,b^a=bg,c^a=ch,e^a=eh,c^b=ci,d^c=dh,f^c=fi,e^d=ei

Conjugacy classes & character table

98 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7689890);