#7846923

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
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

4427 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:

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

Polycyclic presentation:

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

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, 7754119);