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A251044 Number of (7+1)X(n+1) 0..3 arrays with nondecreasing min(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 2668193,72779934,1238480366,17355955112,197532441119,1992180311388,

%T 17881871080466,147706859846662,1131339841663140,8163106730310638,

%U 55867327701838498,365845360732352239,2304556041467332659

%N Number of (7+1)X(n+1) 0..3 arrays with nondecreasing min(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 7 of A251037

%H R. H. Hardin, <a href="/A251044/b251044.txt">Table of n, a(n) for n = 1..67</a>

%e Some solutions for n=1

%e ..0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 29 2014

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Last modified October 21 09:09 EDT 2020. Contains 337911 sequences. (Running on oeis4.)