#490038

order	512
nilpotency class	4
isoclinism	isoclinic class of #489701
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	#61427	C₂
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ C₈×#41 ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

691 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)(19,28)(20,25)(21,34)(22,38)(23,27)(24,31)(26,36)(29,45)(30,42)(32,46)(33,43)(35,39)(37,44)(40,47)(41,48);(1,3)(2,7)(4,13)(5,14)(6,15)(8,11)(9,16)(10,12)(17,19,23,32)(18,24,27,41)(20,29,22,30)(21,35,37,47)(25,39,38,40)(26,42,43,45)(28,44,46,34)(31,33,48,36);(1,3)(2,8)(4,13)(5,14)(6,15)(7,11)(9,12)(10,16)(17,20,23,22)(18,25,27,38)(19,29,32,30)(21,33,37,36)(24,39,41,40)(26,34,43,44)(28,45,46,42)(31,35,48,47);(1,4,6,5)(2,9,11,10)(3,13,15,14)(7,16,8,12)(17,20,23,22)(18,25,27,38)(19,30,32,29)(21,33,37,36)(24,40,41,39)(26,34,43,44)(28,42,46,45)(31,47,48,35)

Polycyclic presentation:

2^9|a^2=h,b^2=i,c^2=i,d^2=hi,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,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, 397234);