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A250681 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 absolute value of x(i,j)-x(i-1,j) in the j direction 1
53032, 1185860, 22408818, 379890972, 5803025694, 81461365899, 1070591197687, 13342424067588, 159420803863398, 1840705572880672, 20670321639041067, 226864703962443259, 2443264607642994051, 25901583586093676145 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 5 of A250676

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

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

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

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

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

CROSSREFS

Sequence in context: A233965 A157758 A250696 * A031833 A155557 A015315

Adjacent sequences:  A250678 A250679 A250680 * A250682 A250683 A250684

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 26 2014

STATUS

approved

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Last modified October 29 12:00 EDT 2020. Contains 338066 sequences. (Running on oeis4.)