#289919

order	512
nilpotency class	3
isoclinism	isoclinic class of #289819
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	D₄²
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂²×D₄	C₂×D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

653 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 36
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 4 generators on 36 points:

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

Polycyclic presentation:

2^9|a^2=fi,b^2=ef,c^2=h,d^2=e,e^2=h,f^2=i,g^2=i,b^a=be,c^a=cf,d^a=de,e^a=eh,c^b=cg,d^b=dhi,d^c=dh,f^c=fi,g^c=gi

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 197115);