#153058

order	512
nilpotency class	5
isoclinism	isoclinic class of #149903
automorphism	?
homology	Abelianization (H₁) = C₂²×C₄ · Schur multiplier (H₂) = C₄²

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#353
commutator	C₂×C₄²	C₂²×C₄
Frattini, cosocle	C₂×#124	C₂³
prime radical	C₂²×D₄	C₂×D₄
LCS	G ▷ C₂×C₄² ▷ C₂×C₄ ▷ C₂² ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₂×C₄² ◁ C₄×#124 ◁ G
LECS	G ▷ C₂×#124 ▷ C₂×C₄ ▷ C₂² ▷ C₂ ▷ C₁

337 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 337 conjugacy classes of subgroups — too many to draw. Only its 66 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) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 3 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=f,b^2=def,c^2=ei,d^2=h,g^2=i,b^a=bd,c^a=ce,d^a=dg,g^a=gh,h^a=hi,d^b=dghi,f^b=fghi,g^b=ghi,h^b=hi,f^d=fhi,g^f=gi

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, 60254);