# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a126900 Showing 1-1 of 1 %I A126900 #9 Dec 15 2023 12:18:00 %S A126900 1,18,144,702,2448,6786,15984,33390,63648,112914,189072,301950,463536, %T A126900 688194,992880,1397358,1924416,2600082,3453840,4518846,5832144, %U A126900 7434882,9372528,11695086,14457312,17718930,21544848,26005374,31176432,37139778,43983216 %N A126900 Coordination sequence for 6-dimensional cyclotomic lattice Z[zeta_18]. %H A126900 M. Beck and S. Hosten, Cyclotomic polytopes and growth series of cyclotomic lattices, arXiv math.CO/0508136 %H A126900 Index entries for linear recurrences with constant coefficients, signature (6, -15, 20, -15, 6, -1). %F A126900 G.f.: (x^2+4*x+1)^3/(1-x)^6. %t A126900 CoefficientList[Series[(x^2+4x+1)^3/(1-x)^6,{x,0,40}],x] (* _Harvey P. Dale_, Sep 03 2018 *) %K A126900 nonn %O A126900 0,2 %A A126900 _N. J. A. Sloane_, Mar 17 2007 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE