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A232872 Number of (n+1)X(2+1) 0..1 arrays x(i,j) with row sums sum{j^2*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..n+1} nondecreasing 1
14, 45, 130, 311, 637, 1235, 2314, 4200, 7228, 11846, 18788, 29081, 44132, 65107, 93928, 132887, 185250, 254624, 345006, 461565, 610287, 798949, 1035882, 1330097, 1692861, 2137519, 2679053, 3333526, 4120225, 5060874, 6180451, 7506470, 9070729 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 2 of A232877

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..111

EXAMPLE

Some solutions for n=5

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

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

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

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

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

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

CROSSREFS

Sequence in context: A092350 A090197 A010742 * A232855 A232791 A243384

Adjacent sequences:  A232869 A232870 A232871 * A232873 A232874 A232875

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 01 2013

STATUS

approved

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Last modified March 30 21:01 EDT 2020. Contains 333132 sequences. (Running on oeis4.)