#242678

order	512
nilpotency class	3
isoclinism	isoclinic class of #10603
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂×C₄	#396
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂²	C₂×#396
prime radical	C₂⁴	C₂²⋊Q₈
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂×C₄ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

640 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 48
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 48 points:

(1,2,5,9,6,10,4,8)(3,11,12,15,13,16,14,7)(17,18,23,26,22,27,21,35)(19,28,37,39,31,44,30,24)(20,25,36,40,34,41,33,42)(29,43,46,38,32,47,45,48);(17,19,21,30,22,31,23,37)(18,24,26,28,27,39,35,44)(20,32,33,46,34,29,36,45)(25,38,40,47,41,48,42,43);(1,3)(2,7)(4,12)(5,14)(6,13)(8,11)(9,16)(10,15)(17,20,22,34)(18,25,27,41)(19,29,31,32)(21,36,23,33)(24,38,39,48)(26,42,35,40)(28,43,44,47)(30,46,37,45);(1,4,6,5)(2,8,10,9)(3,12,13,14)(7,11,15,16)

Polycyclic presentation:

2^9|a^2=ef,b^2=e,c^2=h,d^2=i,e^2=h,f^2=i,b^a=be,c^a=cf,e^a=eh,f^a=fh,g^a=gh,c^b=cg,g^b=gh,e^c=eh,f^c=fi

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 149874);