#7839921

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

4382 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:

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

Polycyclic presentation:

2^9|a^2=hi,b^2=h,c^2=h,d^2=gh,e^2=h,f^2=gi,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, 7747117);