#490142

order	512
nilpotency class	4
isoclinism	isoclinic class of #490075
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#447
commutator, Frattini, cosocle	C₄×C₈	C₂⁴
prime radical	#19125	C₂
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ C₈×#41 ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

687 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)(3,12)(4,13)(5,9)(6,10)(7,11)(8,15)(14,16)(18,22)(19,25)(20,27)(23,32)(24,31)(26,29)(28,30);(1,3,7,8)(2,4,11,16)(5,14,6,13)(9,12,10,15)(17,18,21,24)(19,26,28,32)(20,29,27,23)(22,30,31,25);(1,4)(2,8)(3,11)(5,15)(6,12)(7,16)(9,14)(10,13);(1,5,7,6)(2,9,11,10)(3,13,8,14)(4,15,16,12)(17,19,27,30,21,28,20,25)(18,22,29,32,24,31,23,26)

Polycyclic presentation:

2^9|b^2=hi,d^2=gi,e^2=gi,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=dgh,e^a=eg,f^a=fh,g^a=gi,d^b=dg,e^b=eg,f^b=fh,g^b=gi,e^c=eh,f^c=fh

Conjugacy classes & character table

65 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 397338);