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 A151829 #4 Nov 08 2016 02:57:37 %S A151829 1,2,8,34,150,674,3056,13898,63178,286570,1296008,5842442,26255254, %T A151829 117642282 %N A151829 Number of hv-convex sets from class S' having semiperimeter n of the bounding rectangle. %D A151829 Peter Balazs, Generation and Empirical Investigation of hv-Convex Discrete Sets, in Image Analysis, Lecture Notes in Computer Science, Volume 4522/2007, Springer-Verlag. %Y A151829 Cf. A005436, A151828. %K A151829 nonn %O A151829 2,2 %A A151829 _N. J. A. Sloane_, Jul 12 2009