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 A163045 #5 Jul 24 2025 19:36:47 %S A163045 1,8119,12203374,9684246062,6070750256417,3461426734215747 %N A163045 Number of nX10 binary arrays with all 1s connected and a path of 1s from left column to right column. %K A163045 nonn %O A163045 1,2 %A A163045 _R. H. Hardin_ Jul 20 2009