This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A184801 #6 Mar 30 2012 18:57:17 %S A184801 1,4,5,9,12,15,17,18,21,24,25,26,30,31,33,34,35,36,38,39,41,43,49,50, %T A184801 53,55,57,60,61,62,63,66,67,69,72,74,76,78,80,82,87,89,90,93,95,96, %U A184801 100,103,106,108,113,114,115,116,117,119,124,127,128,130,134,135,137,138,139,140,141,142,143,146,150,151,154,158,160,162,163,165,167,171,173,174,180,183,184,186,188,193,195,197,198,200,203,204,206,209,210,212,213,217,219,221 %N A184801 Numbers m such that prime(m) is of the form floor(ks), where s=(3+sqrt(3))/2; complement of A184778. %e A184801 See A184796. %t A184801 (See A184796.) %Y A184801 A184796, A184797, A184799, A184800. %K A184801 nonn %O A184801 1,2 %A A184801 _Clark Kimberling_, Jan 22 2011