#289357

order	512
nilpotency class	3
isoclinism	isoclinic class of #289331
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2428
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#3205	C₂²
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

557 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 32
transitive degree	μ_t(G) = 128

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

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

Polycyclic presentation:

2^9|a^2=f,b^2=efh,c^2=i,d^2=ei,e^2=h,f^2=i,g^2=h,b^a=be,c^a=cf,d^a=de,e^a=eh,c^b=cg,g^b=ghi,d^c=dh,f^c=fi,g^c=gh

Conjugacy classes & character table

53 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 196553);