#490045

order	512
nilpotency class	4
isoclinism	isoclinic class of #489719
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#447
commutator, Frattini, cosocle	C₄×C₈	C₂⁴
prime radical	#61482	C₂
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ #2966 ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

700 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 48
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 48 points:

(1,2,6,11)(3,12,15,16)(4,10,5,9)(7,13,8,14)(17,18)(19,29)(20,25)(21,34)(22,39)(23,28)(24,30)(26,37)(27,36)(31,42)(32,40)(33,43)(35,45)(38,46)(41,48)(44,47);(1,3)(2,7)(4,13)(5,14)(6,15)(8,11)(9,16)(10,12)(17,19,23,20)(18,24,28,40)(21,35,38,48)(22,33,36,31)(25,34,29,46)(26,43,44,42)(27,45,39,41)(30,47,32,37);(1,3)(2,8)(4,13)(5,14)(6,15)(7,11)(9,12)(10,16)(17,20,23,19)(18,25,28,29)(21,32,38,30)(22,33,36,31)(24,34,40,46)(26,41,44,45)(27,42,39,43)(35,37,48,47);(1,4,6,5)(2,9,11,10)(3,13,15,14)(7,16,8,12)(19,20)(24,40)(25,29)(30,32)(31,33)(35,48)(41,45)(42,43)

Polycyclic presentation:

2^9|a^2=h,b^2=i,c^2=i,d^2=h,e^2=gi,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=dh,e^a=eg,f^a=fh,g^a=gi,d^b=di,e^b=eg,f^b=fh,g^b=gi,d^c=di,e^c=eh,f^c=fh

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 397241);