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 A222348 #5 Jun 02 2025 08:26:00 %S A222348 55,352,1560,6225,24038,92036,352296,1351572 %N A222348 Number of (n+4)X1 arrays of occupancy after each element moves up to +-n places including 0. %C A222348 Row 4 of A222345 %e A222348 Some solutions for n=3 %e A222348 ..0....0....4....0....3....0....3....1....3....0....1....1....1....0....0....2 %e A222348 ..0....0....1....2....0....0....2....1....2....1....4....3....1....0....4....2 %e A222348 ..1....0....0....0....0....2....0....1....1....0....1....0....1....0....0....2 %e A222348 ..2....1....0....2....1....3....0....2....0....0....0....0....3....3....0....1 %e A222348 ..2....1....2....3....0....0....2....0....0....2....0....0....0....0....0....0 %e A222348 ..2....4....0....0....3....1....0....2....1....2....0....3....1....1....1....0 %e A222348 ..0....1....0....0....0....1....0....0....0....2....1....0....0....3....2....0 %K A222348 nonn %O A222348 1,1 %A A222348 _R. H. Hardin_ Feb 16 2013