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.

A268245 Number of nX4 0..4 arrays with every repeated value in every row greater than or equal to, and every column greater than, the previous repeated value.

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%I A268245 #5 Jan 29 2016 07:23:45
%S A268245 615,378225,197555340,98956027822,46876747497685,21318913339752967,
%T A268245 9353951527477140513,3981090561058373419699,1649936874871844695534398,
%U A268245 668021353800373153394497970,264913936364845485109525894305
%N A268245 Number of nX4 0..4 arrays with every repeated value in every row greater than or equal to, and every column greater than, the previous repeated value.
%C A268245 Column 4 of A268246.
%H A268245 R. H. Hardin, <a href="/A268245/b268245.txt">Table of n, a(n) for n = 1..16</a>
%e A268245 Some solutions for n=1
%e A268245 ..2..4..3..1....3..3..3..0....0..4..2..1....0..0..0..1....3..1..1..0
%Y A268245 Cf. A268246.
%K A268245 nonn
%O A268245 1,1
%A A268245 _R. H. Hardin_, Jan 29 2016