#289476

order	512
nilpotency class	3
isoclinism	isoclinic class of #281787
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

	subgroup	G/H
center, socle	C₂³	C₂×#121
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#127	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₄³ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

750 conjugacy classes of subgroups.

minimal degree	μ(G) = 20
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 4 generators on 20 points:

(2,3)(5,6,10,7,8,11,9,12);(1,2,4,3)(5,7,10,11,8,12,9,6)(14,17)(15,19)(18,20);(6,7)(9,10)(11,12)(13,14,16,18)(15,20,19,17);(1,3,4,2)(6,11)(7,12)

Polycyclic presentation:

2^9|a^2=fh,b^2=ef,c^2=i,d^2=eh,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=de,c^b=cg,d^b=dh,g^b=gi,f^c=fh,g^c=ghi

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 196672);