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 A025063 #10 Oct 03 2016 16:01:35 %S A025063 1,3,4,6,8,9,10,13,16,17,18,21,22,24,26,28,30,31,33,35,37,39,40,41,43, %T A025063 45,46,48,50,53,54,56,59,61,63,65,66,69,71,73,74,76,78,80,81,83,85,87, %U A025063 89,90,93,95,97,99,101,103,105,107,109,111,113,115,117,119,121,124,125,127,129,131 %N A025063 Positions of odd numbers in A025060 (numbers of form j*k + k*i + i*j, where 1 <= i < j < k). %Y A025063 Cf. A025060, A025062. %K A025063 nonn %O A025063 1,2 %A A025063 _Clark Kimberling_ %E A025063 a(55)-a(70) corrected by _Gionata Neri_, Sep 06 2016