#134902

order	512
nilpotency class	4
isoclinism	isoclinic class of #134881
automorphism	?
homology	Abelianization (H₁) = C₂²×C₄ · Schur multiplier (H₂) = C₂²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#1799
commutator	C₂×C₄²	C₂²×C₄
Frattini, cosocle	C₂×C₄×Q₈	C₂³
prime radical	C₂³	#380
LCS	G ▷ C₂×C₄² ▷ C₂³ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₂×C₈×Q₈ ◁ G
LECS	G ▷ C₂×C₄×Q₈ ▷ C₂³ ▷ C₂ ▷ C₁

279 conjugacy classes of subgroups; only the 72 normal subgroups are shown.

normal subgroups only

This group has 279 conjugacy classes of subgroups — too many to draw. Only its 72 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) = 128

A minimal faithful permutation representation — 3 generators on 48 points:

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

Polycyclic presentation:

2^9|a^2=f,b^2=dg,c^2=i,d^2=g,e^2=gi,f^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=eh,h^a=hi,c^b=ci,e^c=egi,f^c=fghi,f^e=fi

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, 42098);