#481617

order	512
nilpotency class	4
isoclinism	isoclinic class of #481601
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁴×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂²×#99
commutator	C₂²×C₄	C₂³×C₄
Frattini, cosocle	C₂×C₄⋊C₄	C₂⁴
prime radical	C₂²×#41	D₄
LCS	G ▷ C₂²×C₄ ▷ C₂³ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ C₂×C₄×#41 ◁ G
LECS	G ▷ C₂×C₄⋊C₄ ▷ C₂³ ▷ C₂ ▷ C₁

1065 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=f,b^2=i,d^2=i,e^2=h,f^2=i,b^a=be,c^a=cg,e^a=eg,g^a=gi,d^b=di,e^b=eh,f^b=fgh,f^c=fi,f^e=fi

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 388813);