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 A055916 #12 Jun 26 2022 03:19:47 %S A055916 1,6,19,65,164,358,763,1377,2474,3936,6181,8979,12546,16753,21422, %T A055916 26258,31321,34969,39772,40007,44030,39493,42663,33716,36011,24891, %U A055916 26363,15853,16467,8717,8644,4115,3667,1683,1201,581,281,154,51,21,10,0,1 %N A055916 Coefficients of a polynomial used in calculation of A055913. %H A055916 A. J. Guttmann and A. R. Conway, <a href="https://researchers.ms.unimelb.edu.au/~guttmann@unimelb/articles/hexfinal.pdf">Hexagonal lattice directed site animals</a>, Statistical Physics on the Eve of the Twenty-First Century, ed. M. T. Batchelor, World Scientific, 1999 (t_7,m for hexagonal lattices, Table 1). %Y A055916 Cf. A055913. %K A055916 nonn,fini,full %O A055916 0,2 %A A055916 _Christian G. Bower_, Jun 22 2000 %E A055916 Two missing final terms added by _Sean A. Irvine_, Apr 09 2022