%I #6 May 12 2023 15:06:09
%S 120930,1466191,12238954,86049801,514669302,2783159034,13747683580,
%T 63554260453,277317915194,1155900937722,4631141670183,17956854002984,
%U 67682466852143,249041501212468,897394745093593,3175730998873574
%N Number of (7+1) X (n+1) 0..2 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 A250994.
%H R. H. Hardin, <a href="/A251001/b251001.txt">Table of n, a(n) for n = 1..210</a>
%H R. H. Hardin, <a href="/A251001/a251001.txt">Empirical recurrence of order 67</a>
%F Empirical recurrence of order 67 (see link above).
%e Some solutions for n=1
%e ..0..0....0..2....0..0....0..2....0..1....0..2....0..2....0..1....1..0....0..1
%e ..0..2....2..0....0..0....2..0....0..0....1..0....0..1....0..1....0..2....1..2
%e ..0..2....2..0....0..2....0..2....0..1....0..2....1..0....0..2....1..0....1..2
%e ..0..1....0..2....0..2....0..2....0..0....1..0....1..0....0..2....0..2....1..2
%e ..0..2....0..2....0..0....0..2....0..0....1..0....0..2....1..0....0..0....2..1
%e ..2..0....0..0....0..0....1..1....1..2....0..2....1..0....2..1....0..1....1..2
%e ..1..2....0..1....1..1....1..2....1..2....2..0....0..1....2..1....0..0....2..1
%e ..1..1....0..0....2..2....1..2....2..1....1..1....0..2....2..2....1..1....2..2
%Y Cf. A250994.
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 29 2014
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