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 A081736 #11 Dec 28 2016 02:37:58 %S A081736 30,464,902,21475,74945,82208,254677,2460260 %N A081736 Numbers n such that n is not an odd prime and not a square of prime and the n-th Motzkin number == 1 (mod n). %C A081736 No more terms through 6000000. - _Ryan Propper_, Sep 18 2005 %Y A081736 Cf. A001006. %K A081736 nonn,more %O A081736 1,1 %A A081736 _Benoit Cloitre_, Apr 06 2003 %E A081736 2 more terms from _Ryan Propper_, Sep 18 2005