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A232780 Number of (n+1)X(1+1) 0..2 arrays x(i,j) with row sums sum{j^2*x(i,j), j=1..1+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..n+1} nondecreasing 1
29, 110, 338, 898, 2139, 4667, 9450, 18046, 32763, 57062, 95885, 155991, 246809, 380608, 573789, 847563, 1229220, 1753394, 2463291, 3412633, 4667474, 6308592, 8433051, 11157362, 14622029, 18993121, 24467077, 31273565, 39680313, 50001421 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 1 of A232783

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..75

EXAMPLE

Some solutions for n=6

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A010017 A256648 A297508 * A232787 A232852 A233117

Adjacent sequences:  A232777 A232778 A232779 * A232781 A232782 A232783

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 30 2013

STATUS

approved

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Last modified August 15 18:38 EDT 2022. Contains 356148 sequences. (Running on oeis4.)