#8720794

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	#44231	C₂
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4564 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)(9,10,14,13)(11,17,19,15)(12,20,21,16)(18,23,22,24)(25,26,31,36)(27,34,29,32)(28,38,39,33)(30,35,40,37);(1,3)(2,6)(4,7)(5,8)(9,11)(10,15)(12,18)(13,17)(14,19)(16,23)(20,24)(21,22)(25,27,31,29)(26,32,36,34)(28,35,39,37)(30,33,40,38);(1,2)(3,4)(5,7)(6,8)(12,21)(16,20)(18,22)(23,24)(25,27,31,29)(26,32,36,34)(28,35,39,37)(30,33,40,38);(1,3,5,8)(2,6,7,4)(9,12,14,21)(10,16,13,20)(11,18,19,22)(15,23,17,24)(25,28,31,39)(26,33,36,38)(27,37,29,35)(30,34,40,32);(1,2)(3,6)(4,8)(5,7)(9,13,14,10)(11,17,19,15)(12,20,21,16)(18,24,22,23)(25,29,31,27)(26,34,36,32)(28,35,39,37)(30,33,40,38);(1,4,5,6)(2,3,7,8)(9,11)(10,17)(12,22)(13,15)(14,19)(16,23)(18,21)(20,24)(25,30,31,40)(26,35,36,37)(27,33,29,38)(28,32,39,34)

Polycyclic presentation:

2^9|a^2=gi,b^2=hi,c^2=hi,d^2=gi,e^2=g,f^2=h,b^a=bg,c^a=ch,d^a=dg,e^a=eh,c^b=ci,d^b=dh,d^c=dgi,f^d=fgi,f^e=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, 8627990);