#490862

order	512
nilpotency class	4
isoclinism	isoclinic class of #490801
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#459
commutator, Frattini, cosocle	C₄×C₈	C₂⁴
prime radical	C₂²×D₈	D₄
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ C₈×M₁₆ ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

447 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:

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

Polycyclic presentation:

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

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, 398058);