#7877208

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	#2688	C₂²
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4265 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)(9,10,14,19)(11,15,20,16)(12,21,22,17)(13,18,23,24)(25,26,30,33)(27,34,31,28)(29,32,37,39)(35,40,38,36);(1,3,5,8)(2,6,4,7)(9,11)(10,15)(12,18)(13,17)(14,20)(16,19)(21,23)(22,24)(25,27)(26,28)(29,35)(30,31)(32,36)(33,34)(37,38)(39,40);(9,11,14,20)(10,16,19,15)(12,18,22,24)(13,17,23,21)(25,28,30,34)(26,31,33,27)(29,36,37,40)(32,38,39,35);(1,2,5,4)(3,6,8,7)(9,11)(10,15)(12,18)(13,17)(14,20)(16,19)(21,23)(22,24)(25,28)(26,27)(29,36)(30,34)(31,33)(32,35)(37,40)(38,39);(1,2,5,4)(3,6,8,7)(9,12,14,22)(10,17,19,21)(11,18,20,24)(13,16,23,15)(25,27)(26,28)(29,35)(30,31)(32,36)(33,34)(37,38)(39,40);(1,4,5,2)(3,7,8,6)(9,13)(10,18)(11,17)(12,15)(14,23)(16,22)(19,24)(20,21)(25,29,30,37)(26,32,33,39)(27,35,31,38)(28,36,34,40)

Polycyclic presentation:

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

Conjugacy classes & character table

101 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7784404);