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A251357 Number of (n+1)X(6+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than the absolute difference of its antidiagonal elements 1

%I #4 Dec 01 2014 20:00:58

%S 98701641,686136478104,4753101689364667,32965636361618419743,

%T 228648289988622704385854,1585943776953652951681545112,

%U 11000436315087679572883176345368,76301320805712508192634831721997605

%N Number of (n+1)X(6+1) 0..3 arrays with no 2X2 subblock having its maximum diagonal element less than the absolute difference of its antidiagonal elements

%C Column 6 of A251359

%H R. H. Hardin, <a href="/A251357/b251357.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

%e ..0..0..2..0..2..1..3....0..0..0..2..1..3..1....0..0..2..3..0..3..3

%e ..0..0..2..3..2..2..1....0..0..2..2..2..3..2....0..0..2..1..1..2..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 01 2014

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Last modified April 23 14:32 EDT 2024. Contains 371914 sequences. (Running on oeis4.)