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 A018237 #10 Nov 22 2021 12:29:53 %S A018237 1,0,0,0,0,0,442,14960,174471,1478048,9546537,46699952,175078410, %T A018237 509477760,1160564636,2081169376,2949602799,3312254400,2949602799, %U A018237 2081169376,1160564636,509477760,175078410,46699952,9546537,1478048,174471,14960,442,0,0,0,0,0,1 %N A018237 Weight distribution of hypothetical [ 68,34,12 ] code derived from hypothetical [ 72,36,16 ] doubly-even self-dual code. %D A018237 S. T. Dougherty and M Harada, Extremal and shadow extremal binary self-dual codes, preprint (Masaaki HARADA, harada(AT)math.okayama-u.ac.jp). %H A018237 S. T. Dougherty, <a href="https://sites.google.com/site/professorstevendougherty/publications">Publications</a> %H A018237 S. T. Dougherty, <a href="https://web.archive.org/web/20081121212509 /http://academic.uofs.edu/faculty/doughertys1/we3.htm">A related length 68 code.</a> %H A018237 S. T. Dougherty and M. Harada, <a href="https://doi.org/10.1109/18.782158">New extremal self-dual codes of length 68</a>, IEEE Transactions on Information Theory, 45 (1999), 2133-2136. %Y A018237 Cf. A018236. %K A018237 nonn,fini,full %O A018237 0,7 %A A018237 _N. J. A. Sloane_ %E A018237 More terms from Antonio G. Astudillo (afg_astudillo(AT)hotmail.com), Jun 15 2001 %E A018237 a(27)-a(28) corrected by _Andrey Zabolotskiy_, Nov 22 2021