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A126921 Coordination sequence for 12-dimensional cyclotomic lattice Z[zeta_28]. 0

%I

%S 1,28,392,3668,25732,144060,670488,2672852,9344328,29209292,82958120,

%T 216938148,528131212,1207976588,2615828152,5397362180,10669093008,

%U 20297542972,37310805448,66491509812,115213838740,194603575068,321119500632,518677185908,821462669272

%N Coordination sequence for 12-dimensional cyclotomic lattice Z[zeta_28].

%H M. Beck and S. Hosten, <a href="http://arxiv.org/abs/math/0508136">Cyclotomic polytopes and growth series of cyclotomic lattices</a>, arXiv math.CO/0508136

%F G.f.: (x^6+8*x^5+29*x^4+64*x^3+29*x^2+8*x+1)^2/(1-x)^12.

%t CoefficientList[Series[(x^6+8x^5+29x^4+64x^3+29x^2+8x+1)^2/(1-x)^12,{x,0,30}],x] (* _Harvey P. Dale_, Apr 15 2020 *)

%K nonn

%O 0,2

%A _N. J. A. Sloane_, Mar 18 2007

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Last modified January 23 21:56 EST 2022. Contains 350515 sequences. (Running on oeis4.)