#230979

order	512
nilpotency class	3
isoclinism	isoclinic class of #30396
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂²×C₄

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂²×C₄	C₂²×D₄
commutator	C₂²×C₄	C₂³×C₄
Frattini, cosocle	C₂×C₄²	C₂⁴
socle, prime radical	C₂³	C₂×C₄×D₄
LCS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂²×C₄ ◁ C₄×C₄⋊C₈ ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

565 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:

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

Polycyclic presentation:

2^9|a^2=g,b^2=egh,c^2=e,d^2=eh,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=dh,f^a=fh,c^b=ch,d^b=dei,d^c=di,f^c=fh

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 138175);