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 A200706 #8 Jul 22 2025 15:53:41 %S A200706 8,540,317656,1630978608,71952946981858 %N A200706 Number of n X n 0..7 arrays with every row and column running average nondecreasing rightwards and downwards. %C A200706 Diagonal of A200713 %e A200706 Some solutions for n=3 %e A200706 ..0..0..1....0..0..2....0..2..4....0..0..0....0..0..3....0..4..4....0..0..0 %e A200706 ..0..1..7....7..7..7....3..4..4....2..5..6....1..2..3....4..4..7....4..4..4 %e A200706 ..0..5..7....6..6..7....3..5..4....3..7..7....1..4..3....3..4..7....3..6..6 %K A200706 nonn %O A200706 1,1 %A A200706 _R. H. Hardin_ Nov 20 2011