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 A278382 #4 Nov 20 2016 07:41:34 %S A278382 0,267,12910,368421,8632118,179716850,3325788157,54735436424, %T A278382 813247916326,11132424779200,142827255320422,1735129660080135, %U A278382 20034300716422826,219810810847095930,2288305542134926763 %N A278382 Number of nX5 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes. %C A278382 Column 5 of A278385. %H A278382 R. H. Hardin, <a href="/A278382/b278382.txt">Table of n, a(n) for n = 1..210</a> %H A278382 R. H. Hardin, <a href="/A278382/a278382.txt">Empirical polynomial of degree 127</a> %F A278382 Empirical polynomial of degree 127 (see link above) %e A278382 Some solutions for n=3 %e A278382 ..0..1..0..1..1. .1..1..1..0..0. .1..0..1..1..0. .1..1..1..0..1 %e A278382 ..0..0..1..1..0. .0..1..1..0..1. .0..0..0..0..0. .0..0..1..0..1 %e A278382 ..1..1..0..0..0. .0..0..0..1..1. .1..0..1..1..1. .1..0..1..0..0 %Y A278382 Cf. A278385. %K A278382 nonn %O A278382 1,2 %A A278382 _R. H. Hardin_, Nov 20 2016