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 A240782 #6 Jul 23 2025 11:07:16 %S A240782 1,22,472,9581,226532,5228820,121621207,2827515311,65742420202, %T A240782 1528546759636,35539596883248,826313572773202,19212201839186636, %U A240782 446693206688680120,10385838163314549709,241475873187832394155 %N A240782 Number of nX7 0..1 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..1 introduced in row major order. %C A240782 Column 7 of A240783 %H A240782 R. H. Hardin, <a href="/A240782/b240782.txt">Table of n, a(n) for n = 1..210</a> %e A240782 Some solutions for n=4 %e A240782 ..0..1..1..0..1..0..1....0..0..1..1..0..0..1....0..1..1..0..1..1..0 %e A240782 ..1..1..1..0..1..0..1....0..0..1..1..0..0..0....1..1..1..0..1..1..0 %e A240782 ..1..1..0..1..0..0..1....0..1..0..1..1..0..0....1..1..1..0..1..0..0 %e A240782 ..1..1..0..1..0..0..1....0..1..0..1..1..0..1....0..1..1..0..1..0..1 %K A240782 nonn %O A240782 1,2 %A A240782 _R. H. Hardin_, Apr 12 2014