#243871

order	512
nilpotency class	3
isoclinism	isoclinic class of #232789
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂×C₄	C₂×#127
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂²	C₂×#399
prime radical	C₂×#532	C₂²
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂×C₄ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

820 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=e,b^2=efh,d^2=h,e^2=h,f^2=i,b^a=be,c^a=cf,g^a=ghi,c^b=cg,d^b=di,e^b=eh,f^b=fh,d^c=dh,e^c=ei,f^c=fi

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 151067);