#2015385

order	512
nilpotency class	2
isoclinism	isoclinic class of #1506685
automorphism	?
homology	Abelianization (H₁) = C₂⁵ · Schur multiplier (H₂) = C₂⁶

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, cosocle	C₂⁴	C₂⁵
prime radical	C₂³×D₄	C₂³
LCS	G ▷ C₂⁴ ▷ C₁
UCS	C₁ ◁ C₂⁴ ◁ G
LECS	G ▷ C₂⁴ ▷ C₁

1708 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 5 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=fhi,b^2=fgi,c^2=fghi,d^2=f,e^2=hi,b^a=bf,c^a=cg,d^a=di,e^a=eg,c^b=ch,d^b=dg,e^b=ef,d^c=df

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 1922581);