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 A250947 Number of (5+1)X(n+1) 0..2 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction 1

%I

%S 4213,37477,289407,2067987,13550488,82716842,475951361,2607327593,

%T 13706603051,69579650721,342789966169,1645599770557,7723376454256,

%U 35535740771330,160654007541185,715028979049233,3138157060272099

%N Number of (5+1)X(n+1) 0..2 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction

%C Row 5 of A250942

%H R. H. Hardin, <a href="/A250947/b250947.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A250947/a250947.txt">Empirical recurrence of order 60</a>

%F Empirical recurrence of order 60 (see link above)

%e Some solutions for n=2

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 28 2014

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Last modified March 22 09:08 EDT 2023. Contains 361423 sequences. (Running on oeis4.)