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 A233370 Number of (5+1)X(n+1) 0..1 arrays x(i,j) with row sums sum{j*x(i,j), j=1..n+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..5+1} nondecreasing 0
 57, 849, 10477, 117318, 1206656, 11689997, 106244229, 895749726, 6977171013, 50507900590 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 5 of A233366 LINKS Table of n, a(n) for n=1..10. EXAMPLE Some solutions for n=4 ..0..0..0..0..0....1..0..1..0..0....0..0..0..0..0....0..0..1..0..0 ..1..0..1..0..0....0..0..0..0..1....1..0..0..0..0....1..0..1..1..0 ..0..1..0..0..1....1..0..0..0..1....0..1..0..0..0....0..1..1..0..1 ..0..0..0..1..1....0..0..0..1..1....0..0..1..1..1....1..0..0..1..1 ..0..0..1..1..1....1..0..0..1..1....0..0..1..1..1....1..0..0..1..1 ..0..0..1..1..1....0..1..1..1..1....0..0..1..1..1....0..1..1..1..1 CROSSREFS Sequence in context: A210156 A210149 A254783 * A008390 A231311 A008922 Adjacent sequences: A233367 A233368 A233369 * A233371 A233372 A233373 KEYWORD nonn AUTHOR R. H. Hardin, Dec 08 2013 STATUS approved

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Last modified June 8 00:26 EDT 2023. Contains 363157 sequences. (Running on oeis4.)