#7655248

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	#38157	C₂
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4360 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)(9,10)(11,19)(12,14)(13,16)(15,18)(17,23)(20,24)(21,22)(25,26,31,30)(27,34,37,32)(28,29,33,39)(35,36,38,40);(1,3,5,8)(2,6,4,7)(25,27)(26,32)(28,38)(29,36)(30,34)(31,37)(33,35)(39,40);(1,2,5,4)(3,6,8,7)(9,11,15,13)(10,16,18,19)(12,20,23,22)(14,21,17,24)(25,28)(26,29)(27,35)(30,39)(31,33)(32,40)(34,36)(37,38);(1,2,5,4)(3,6,8,7)(9,12)(10,17)(11,20)(13,22)(14,18)(15,23)(16,24)(19,21)(25,29,31,39)(26,33,30,28)(27,36,37,40)(32,35,34,38);(1,4,5,2)(3,7,8,6)(9,13,15,11)(10,16,18,19)(12,22,23,20)(14,21,17,24)(25,30,31,26)(27,34,37,32)(28,39,33,29)(35,36,38,40);(9,14,15,17)(10,12,18,23)(11,21,13,24)(16,20,19,22)(25,27)(26,34)(28,35)(29,36)(30,32)(31,37)(33,38)(39,40)

Polycyclic presentation:

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

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, 7562444);