#491494

order	512
nilpotency class	4
isoclinism	isoclinic class of #491439
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂³×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#493
commutator, Frattini, cosocle	C₄×C₈	C₂⁴
prime radical	#33748	C₂
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ #1450 ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

531 conjugacy classes of subgroups; only the 154 normal subgroups are shown.

normal subgroups only

This group has 531 conjugacy classes of subgroups — too many to draw. Only its 154 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degree	μ(G) = 48
transitive degree	μ_t(G) = 256

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

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

Polycyclic presentation:

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

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 398690);