#221329

order	512
nilpotency class	3
isoclinism	isoclinic class of #221184
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	D₄×C₂²⋊C₄
commutator	C₄²	C₂³×C₄
Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	#61479	C₂
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

820 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:

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

Polycyclic presentation:

2^9|a^2=g,c^2=h,d^2=h,e^2=h,f^2=hi,g^2=i,b^a=be,c^a=cf,d^a=di,e^a=eh,f^a=fi,c^b=ci,d^b=de,e^b=eh,f^c=fhi,g^c=gh,e^d=eh

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 128525);