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 A214237 #5 Jul 22 2025 23:13:37 %S A214237 715,318511707,590331473158067,1191956056605733224970, %T A214237 2416270345816147538500406891 %N A214237 Number of 0..7 colorings of an nX8 array circular in the 8 direction with new values 0..7 introduced in row major order. %C A214237 Column 7 of A214238 %e A214237 Some solutions for n=4 %e A214237 ..0..1..2..0..1..0..1..2....0..1..0..1..2..0..1..2....0..1..0..1..0..1..0..1 %e A214237 ..2..0..1..3..0..4..2..4....1..2..3..0..1..2..3..0....1..0..1..2..1..2..3..4 %e A214237 ..0..4..2..4..1..3..4..5....0..1..0..4..0..4..5..4....4..5..0..6..4..5..4..6 %e A214237 ..5..0..5..2..3..5..0..1....2..0..3..1..2..3..0..6....0..6..1..5..6..7..2..3 %K A214237 nonn %O A214237 1,1 %A A214237 _R. H. Hardin_ Jul 08 2012