cp's OEIS Frontend

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.

A189351 Number of nX5 array permutations with each element moving one space diagonally, horizontally or vertically.

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%I A189351 #7 Jul 22 2025 11:43:43
%S A189351 0,160,3632,237297,10252800,519621497,24728774144,1206541811872,
%T A189351 58289324009008,2827118724742121,136905250232923136,
%U A189351 6633862748392813081,321370023775584504336,15569943269307141603680,754313155570494656470048
%N A189351 Number of nX5 array permutations with each element moving one space diagonally, horizontally or vertically.
%C A189351 Column 5 of A189355
%H A189351 R. H. Hardin, <a href="/A189351/b189351.txt">Table of n, a(n) for n = 1..200</a>
%e A189351 Some solutions for 3X5
%e A189351 ..6..2..7..4..3....1..0..7..2..3....5..6..3..2..9....5..2..8..4..3
%e A189351 ..0.11..1.14..8....6.11.12.14..4....0..1.13.14..4...10..0..1.13.14
%e A189351 ..5.10.13.12..9....5.10.13..8..9...11.10..7.12..8...11..6..7.12..9
%K A189351 nonn
%O A189351 1,2
%A A189351 _R. H. Hardin_ Apr 20 2011