#1994645

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, prime radical, cosocle	C₂⁴	C₂⁵
LCS	G ▷ C₂⁴ ▷ C₁
UCS	C₁ ◁ C₂⁴ ◁ G
LECS	G ▷ C₂⁴ ▷ C₁

1370 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 512

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

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

Polycyclic presentation:

2^9|a^2=fhi,b^2=gh,c^2=ghi,d^2=f,e^2=i,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, 1901841);