#7646181

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	#42674	C₂
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4292 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:

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

Polycyclic presentation:

2^9|a^2=g,b^2=gh,d^2=h,e^2=hi,f^2=g,b^a=bg,c^a=ch,d^a=dh,f^a=fhi,c^b=ci,e^d=ehi

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, 7553377);