#9789144

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

4438 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:

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

Polycyclic presentation:

2^9|b^2=hi,c^2=g,d^2=h,f^2=h,b^a=bg,c^a=ch,d^a=dg,f^a=fh,c^b=ci,e^b=eghi,d^c=dh,f^e=fgi

Conjugacy classes & character table

83 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 9696340);