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 A250986 Number of (n+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 0
 40, 872, 21955, 590305, 16381510, 469255626, 13747683580, 414063800414, 12788596731195 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A250994 LINKS EXAMPLE Some solutions for n=3 ..0..1..0..1....0..1..0..2....0..1..0..1....2..1..0..0....0..0..2..1 ..0..0..1..0....0..0..2..0....0..1..0..1....2..1..0..1....0..0..2..1 ..0..1..0..1....0..1..0..2....0..1..1..0....2..2..1..2....0..1..1..2 ..0..1..1..2....0..0..1..1....0..1..2..2....2..2..1..2....1..2..2..1 CROSSREFS Sequence in context: A250584 A004421 A247411 * A190825 A054340 A271030 Adjacent sequences: A250983 A250984 A250985 * A250987 A250988 A250989 KEYWORD nonn AUTHOR R. H. Hardin, Nov 29 2014 STATUS approved

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Last modified February 2 19:34 EST 2023. Contains 360024 sequences. (Running on oeis4.)