#8934550

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	#49725	C₂
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4449 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:

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

Polycyclic presentation:

2^9|a^2=hi,b^2=ghi,c^2=h,e^2=gh,f^2=g,b^a=bg,c^a=ch,d^a=di,e^a=egi,f^a=fh,c^b=ci,d^b=dgi,e^b=eghi,d^c=dgi,f^c=fgi,e^d=egi

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 8841746);