#250422

order	512
nilpotency class	3
isoclinism	isoclinic class of #250327
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁶

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2403
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#62092	C₂
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

997 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)(3,11)(4,9)(5,16)(6,13)(7,12)(8,14)(10,15)(17,18,23,28)(19,29,33,39)(20,34,37,41)(21,27,22,25)(24,32,40,30)(26,36,42,35)(31,38,46,48)(43,44,47,45);(1,3)(2,9)(4,7)(5,6)(8,15)(10,12)(11,13)(14,16)(17,19,23,33)(18,24,28,40)(20,31,37,46)(21,32,22,30)(25,39,27,29)(26,38,42,48)(34,43,41,47)(35,44,36,45);(1,4,8,5)(2,10,14,11)(3,6,15,7)(9,13,16,12)(18,25)(19,30)(21,22)(26,41)(27,28)(29,39)(31,44)(32,33)(34,42)(35,36)(43,47)(45,46);(1,5,8,4)(2,11,14,10)(3,6,15,7)(9,13,16,12)(17,20)(18,26)(19,31)(21,36)(22,35)(23,37)(24,38)(25,41)(27,34)(28,42)(29,43)(30,44)(32,45)(33,46)(39,47)(40,48)

Polycyclic presentation:

2^9|a^2=i,b^2=i,c^2=hi,d^2=hi,e^2=h,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=de,e^a=eh,f^a=fh,g^a=gi,c^b=cg,e^b=eh,g^b=gi,e^c=ei,f^c=fh,g^c=gi,e^d=eh,f^d=fi

Conjugacy classes & character table

47 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 157618);