#201719

order	512
nilpotency class	3
isoclinism	isoclinic class of #201717
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁶

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#386
commutator	C₂⁴	C₂³×C₄
Frattini, cosocle	C₂⁵	C₂⁴
prime radical	C₂³×D₄	C₂³
LCS	G ▷ C₂⁴ ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂⁴×C₄ ◁ G
LECS	G ▷ C₂⁵ ▷ C₂² ▷ C₁

1285 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)(3,6)(4,11,12,7)(5,8)(9,13,15,16)(10,14)(17,18)(19,23,29,36)(20,24)(21,25)(22,26)(27,34,42,46)(28,35,44,48)(30,37)(31,38)(32,39)(33,40)(41,45,43,47);(1,3)(2,6)(4,9)(5,10)(7,13)(8,14)(11,16)(12,15)(17,19)(18,23,26,36)(20,27)(21,28)(22,29)(24,34,38,46)(25,35,40,48)(30,41)(31,42)(32,43)(33,44)(37,45,39,47);(1,4)(2,7)(3,9)(5,12)(6,13)(8,11)(10,15)(14,16)(17,20,22,31)(18,24,26,38)(19,27,29,42)(21,32,33,30)(23,34,36,46)(25,39,40,37)(28,43,44,41)(35,47,48,45);(2,8)(6,14)(7,11)(13,16)(17,21,22,33)(18,25,26,40)(19,28,29,44)(20,30,31,32)(23,35,36,48)(24,37,38,39)(27,41,42,43)(34,45,46,47)

Polycyclic presentation:

2^9|a^2=g,b^2=eg,c^2=h,d^2=h,b^a=be,c^a=cf,d^a=di,e^a=eh,f^a=fi,e^b=eh,f^b=fi,g^b=gh,d^c=dh,e^c=ei,g^c=gi

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, 108915);