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 A219134 #7 Jul 23 2025 00:15:37 %S A219134 2187,16887,5167013,114689693,15524812691,590246442003,54444733905291, %T A219134 2737406862058121 %N A219134 Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..2 7Xn array. %C A219134 Row 7 of A219128 %e A219134 Some solutions for n=3 %e A219134 ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0 %e A219134 ..0..0..0....0..1..0....0..0..0....0..1..0....0..0..0....0..0..0....0..0..0 %e A219134 ..2..0..1....1..0..1....1..1..1....1..0..1....2..1..1....0..0..1....0..0..2 %e A219134 ..1..0..0....2..0..0....1..2..1....0..0..0....0..1..0....0..0..0....0..0..2 %e A219134 ..2..0..2....1..0..1....2..2..2....0..0..0....0..0..0....2..0..1....0..0..1 %e A219134 ..2..0..0....0..0..0....2..1..2....2..0..0....0..0..0....2..0..1....0..0..2 %e A219134 ..0..0..1....1..0..0....1..1..1....2..0..0....2..0..2....1..0..0....0..0..1 %K A219134 nonn %O A219134 1,1 %A A219134 _R. H. Hardin_ Nov 12 2012