A250986 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

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

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	`Table of n, a(n) for n=1..9.`
	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`

License Agreements, Terms of Use, Privacy Policy. .

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