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 A010374 #5 Sep 22 2004 03:00:00 %S A010374 1,2,5,12,29,72,182,464,1190,3070,7958,20706 %N A010374 Number of directed site animals with no loops enumerated by area (or number of sites). %D A010374 Andrew Conway, J. Phys. A28, L125 (1995), J. Phys. A26, 3085 (1993) %K A010374 nonn,more %O A010374 1,2 %A A010374 Iwan Jensen (iwan(AT)maths.mu.OZ.AU), Andrew Conway (arc(AT)maths.mu.oz.au)