#331996

order	512
nilpotency class	3
isoclinism	isoclinic class of #331927
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2668
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂³	#538
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

492 conjugacy classes of subgroups; only the 110 normal subgroups are shown.

normal subgroups only

This group has 492 conjugacy classes of subgroups — too many to draw. Only its 110 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:

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

Polycyclic presentation:

2^9|a^2=i,b^2=h,c^2=i,d^2=hi,e^2=h,f^2=i,g^2=i,b^a=be,c^a=cf,d^a=def,e^a=eh,f^a=fi,g^a=gh,c^b=cg,d^b=de,e^b=eh,f^b=fh,g^b=gi,f^c=fi,g^c=gi,e^d=eh,f^d=fi

Conjugacy classes & character table

41 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 239192);