A251042 Number of (5+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

100633, 1946207, 25346175, 279055227, 2592092409, 21672923484, 164846898808, 1168505518550, 7798098146956, 49561099733585, 302175654745399, 1779059271966208, 10164317476066361, 56589034270424395, 308042435225488536

Offset

1,1

Comments

Row 5 of A251037

Links

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

Example

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

Crossrefs

Sequence in context: A251171 A126166 A323754 * A117091 A184788 A043642

Adjacent sequences: A251039 A251040 A251041 * A251043 A251044 A251045

Keyword

nonn

Author

R. H. Hardin, Nov 29 2014

Status

approved