#253361

order	512
nilpotency class	3
isoclinism	isoclinic class of #253339
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2404
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#392	D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

760 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 48
transitive degree	μ_t(G) = 64

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

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

Polycyclic presentation:

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

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 160557);