#123320

order	512
nilpotency class	4
isoclinism	isoclinic class of #123311
automorphism	?
homology	Abelianization (H₁) = C₂³ · Schur multiplier (H₂) = C₂²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#1619
commutator, Frattini, cosocle	C₈²	C₂³
prime radical	#20304	C₂
LCS	G ▷ C₈² ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₄² ◁ C₈² ◁ G
LECS	G ▷ C₈² ▷ C₄² ▷ C₂² ▷ C₁

240 conjugacy classes of subgroups; only the 46 normal subgroups are shown.

normal subgroups only

This group has 240 conjugacy classes of subgroups — too many to draw. Only its 46 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) = 64
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 3 generators on 64 points:

(1,2,6,10)(3,11,13,29)(4,15,17,31)(5,20,18,9)(7,22,23,12)(8,25,27,19)(14,30,21,26)(16,28,32,24)(33,34,39,45)(35,46,50,62)(36,51,54,43)(37,41,52,42)(38,56,53,44)(40,55,61,47)(48,63,64,60)(49,58,57,59);(1,3)(2,7)(4,16)(5,21)(6,13)(8,26)(9,28)(10,23)(11,15)(12,19)(14,18)(17,32)(20,24)(22,25)(27,30)(29,31)(33,35,39,50)(34,40,45,61)(36,48,54,64)(37,55,52,47)(38,57,53,49)(41,58,42,59)(43,62,51,46)(44,63,56,60);(4,17)(8,27)(11,29)(12,22)(15,31)(16,32)(19,25)(26,30)(34,41)(36,52)(37,54)(38,53)(40,58)(42,45)(43,56)(44,51)(46,63)(47,48)(49,57)(55,64)(59,61)(60,62)

Polycyclic presentation:

2^9|a^2=h,b^2=i,d^2=fh,e^2=ghi,f^2=h,g^2=i,b^a=bd,c^a=ce,d^a=df,e^a=egh,f^a=fh,g^a=gi,d^b=df,e^b=eg,f^b=fh,g^b=gi,d^c=dg,e^c=egh,f^c=fi,g^c=gi

Conjugacy classes & character table

44 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 30516);