#312420

order	512
nilpotency class	3
isoclinism	isoclinic class of #249463
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂³

Aliases

No aliases for this group.

Subgroups

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

546 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 512

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

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

Polycyclic presentation:

2^9|a^2=eh,b^2=hi,c^2=i,d^2=efhi,e^2=h,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=deh,c^b=cg,e^b=eh,f^b=fh,g^b=gi,e^c=eh,f^c=fh,g^c=gi,e^d=eh,f^d=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, 219616);