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 A068733 #10 Mar 11 2024 15:44:14 %S A068733 1,17,31465,8576204625,331136639667811845 %N A068733 Number of solenoidal flows (flow in = flow out) in an n X n square array with integer velocities in -8 .. 8. %Y A068733 By size 3 X 3, ..., 6 X 6 A068722-A068725, by velocity limit 1..13 A068726-A068738. %K A068733 nonn,more %O A068733 1,2 %A A068733 _R. H. Hardin_, Feb 26 2002 %E A068733 a(5) from _Sean A. Irvine_, Mar 11 2024