A250712 Number of (5+1)X(n+1) 0..3 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction

38431, 735523, 11250902, 133888216, 1325146542, 11455263558, 89662106062, 650918690817, 4462173467035, 29230230318745, 184726178618986, 1133900834827118, 6798098325193849, 39976870334808759, 231385881514622327

Offset

1,1

Comments

Row 5 of A250707

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=1
..1..0....0..0....1..2....0..0....0..2....1..0....0..2....0..0....0..0....1..2
..0..1....0..2....0..3....0..1....0..3....0..3....0..3....0..2....0..0....1..2
..0..2....0..2....1..3....0..2....2..1....2..1....2..1....2..1....1..3....2..1
..1..1....1..1....1..3....1..1....1..2....1..2....1..2....0..3....3..1....1..2
..1..2....1..1....2..2....1..3....0..3....1..2....0..3....1..3....1..3....2..2
..3..1....2..1....3..3....1..3....2..1....3..2....3..0....3..2....2..2....2..2

Crossrefs

Sequence in context: A203792 A013873 A050766 * A362217 A330427 A289824

Adjacent sequences: A250709 A250710 A250711 * A250713 A250714 A250715

Keyword

nonn

Author

R. H. Hardin, Nov 26 2014

Status

approved