#220659

order	512
nilpotency class	3
isoclinism	isoclinic class of #220528
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	D₄×C₂²⋊C₄
commutator	C₂²×C₄	C₂³×C₄
Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#135	C₂×C₄
LCS	G ▷ C₂²×C₄ ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

788 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 32
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 4 generators on 32 points:

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

Polycyclic presentation:

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

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 127855);