#489902

order	512
nilpotency class	4
isoclinism	isoclinic class of #489719
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#447
commutator, Frattini, cosocle	C₄×C₈	C₂⁴
prime radical	#3169	C₂²
LCS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ #2960 ◁ G
LECS	G ▷ C₄×C₈ ▷ C₂×C₄ ▷ C₂ ▷ C₁

654 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 48
transitive degree	μ_t(G) = 256

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

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

Polycyclic presentation:

2^9|b^2=hi,c^2=h,d^2=i,e^2=gi,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=dhi,e^a=eg,f^a=fh,g^a=gi,e^b=eg,f^b=fh,g^b=gi,d^c=di,e^c=eh,f^c=fh

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 397098);