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A251043 Number of (6+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 1
521227, 12029009, 179902335, 2247957615, 23202398270, 213854374926, 1771290770332, 13582904844169, 97231303353077, 659109917578927, 4259413182294584, 26453650627085468, 158675945423164524 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A251037

LINKS

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

EXAMPLE

Some solutions for n=1

..0..0....0..1....0..1....0..1....0..0....0..1....0..0....0..1....0..0....0..1

..0..0....0..2....0..2....0..0....0..2....0..3....0..2....0..1....0..3....0..0

..0..3....0..3....0..0....0..3....0..3....0..3....0..1....0..2....1..1....0..0

..0..3....1..1....0..3....0..3....3..0....0..0....1..0....0..2....2..2....0..1

..3..0....1..2....1..0....0..2....0..3....0..3....0..3....2..0....2..3....0..2

..3..0....1..2....0..3....0..3....2..1....0..0....2..0....2..1....2..3....0..0

..0..3....1..1....2..1....1..1....2..1....0..2....3..1....2..2....2..3....2..3

CROSSREFS

Sequence in context: A186180 A186172 A186171 * A250705 A237217 A237248

Adjacent sequences:  A251040 A251041 A251042 * A251044 A251045 A251046

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 29 2014

STATUS

approved

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Last modified October 27 05:38 EDT 2020. Contains 338035 sequences. (Running on oeis4.)