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 A279745 #4 Dec 18 2016 07:48:04 %S A279745 0,80,766,4940,29140,167904,927615,5029822,26842413,141506744, %T A279745 738488507,3821661440,19635250935,100265767074,509297332780, %U A279745 2575109743084,12967976929637,65073500707556,325507453206018,1623623692686646 %N A279745 Number of 5Xn 0..1 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. %C A279745 Row 5 of A279741. %H A279745 R. H. Hardin, <a href="/A279745/b279745.txt">Table of n, a(n) for n = 1..210</a> %e A279745 Some solutions for n=4 %e A279745 ..0..1..0..1. .0..1..0..1. .0..1..1..0. .0..1..0..1. .0..1..0..1 %e A279745 ..0..1..1..0. .0..1..1..0. .0..1..1..0. .0..1..1..0. .0..1..1..0 %e A279745 ..0..0..1..0. .1..0..0..1. .0..1..0..0. .0..0..1..0. .0..0..1..1 %e A279745 ..0..1..1..1. .1..1..1..1. .0..1..1..0. .0..0..1..0. .1..1..0..1 %e A279745 ..0..0..0..1. .0..1..0..1. .0..1..0..1. .0..1..0..1. .0..0..1..0 %Y A279745 Cf. A279741. %K A279745 nonn %O A279745 1,2 %A A279745 _R. H. Hardin_, Dec 18 2016