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.

A218053 Number of nX5 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..3 nX5 array.

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%I A218053 #6 Jul 22 2025 23:46:46
%S A218053 94,94,8836,114886,2585920,49284832,1007805010,20132968950,
%T A218053 404539599336,8108559847952,162698302825806,3263819697056656,
%U A218053 65480211527750358,1313638552030968606,26353952989359288372,528706130652594852786
%N A218053 Number of nX5 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..3 nX5 array.
%C A218053 Column 5 of A218056
%H A218053 R. H. Hardin, <a href="/A218053/b218053.txt">Table of n, a(n) for n = 1..210</a>
%e A218053 Some solutions for n=3
%e A218053 ..0..0..0..2..2....3..1..1..1..2....0..0..2..0..0....0..0..0..0..0
%e A218053 ..0..0..0..0..0....1..1..1..1..1....0..0..0..0..0....0..0..0..0..0
%e A218053 ..1..1..0..0..0....1..1..1..1..1....2..0..0..0..2....3..2..2..0..0
%K A218053 nonn
%O A218053 1,1
%A A218053 _R. H. Hardin_ Oct 19 2012