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 A222343 #5 Jun 02 2025 08:25:40 %S A222343 1716,6433,24276,92036,350056,1334368,5094040,19466280,74437201, %T A222343 284762777,1089669471,4170415998 %N A222343 Number of (n+6)X1 arrays of occupancy after each element moves up to +-6 places including 0. %C A222343 Column 6 of A222345 %e A222343 Some solutions for n=3 %e A222343 ..0....3....0....2....3....1....1....0....0....0....0....0....0....0....0....0 %e A222343 ..1....0....2....0....0....0....3....0....0....2....0....4....1....1....1....0 %e A222343 ..0....0....0....2....0....2....0....0....0....0....0....0....4....0....3....6 %e A222343 ..0....0....0....1....1....1....1....1....1....1....1....0....0....1....1....0 %e A222343 ..4....2....1....0....0....2....2....1....2....0....3....1....3....1....1....0 %e A222343 ..2....1....0....2....0....0....0....0....2....2....1....0....0....2....1....2 %e A222343 ..1....0....1....0....1....0....1....1....3....0....0....0....0....1....1....0 %e A222343 ..1....2....1....1....4....3....0....3....0....1....4....4....1....0....1....1 %e A222343 ..0....1....4....1....0....0....1....3....1....3....0....0....0....3....0....0 %K A222343 nonn %O A222343 1,1 %A A222343 _R. H. Hardin_ Feb 16 2013