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 A202560 T(n,k)=Number of nXk 0,1 arrays with the row and column sums nondecreasing 10
 2, 3, 3, 4, 8, 4, 5, 17, 17, 5, 6, 37, 66, 37, 6, 7, 73, 235, 235, 73, 7, 8, 151, 824, 1526, 824, 151, 8, 9, 293, 2848, 9325, 9325, 2848, 293, 9, 10, 598, 9520, 57255, 103806, 57255, 9520, 598, 10, 11, 1159, 31648, 342295, 1126437, 1126437, 342295, 31648, 1159, 11 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ..2....3......4........5...........6.............7..............8 ..3....8.....17.......37..........73...........151............293 ..4...17.....66......235.........824..........2848...........9520 ..5...37....235.....1526........9325.........57255.........342295 ..6...73....824.....9325......103806.......1126437.......12176148 ..7..151...2848....57255.....1126437......22360610......436020774 ..8..293...9520...342295....12176148.....436020774....15635171834 ..9..598..31648..2048759...130217215....8531393529...557315843073 .10.1159.104536.12097875..1384437590..165372103634.19890838348436 .11.2358.339553.71623580.14638759530.3209822188135 LINKS R. H. Hardin, Table of n, a(n) for n = 1..127 EXAMPLE Some solutions for n=8 k=3 ..0..1..1....0..1..0....0..0..0....0..0..1....0..0..1....0..0..0....0..0..0 ..1..1..0....0..0..1....0..1..0....1..0..0....0..1..0....0..1..0....0..1..1 ..1..0..1....0..0..1....0..0..1....0..0..1....0..0..1....0..1..0....0..1..1 ..0..1..1....1..0..0....0..1..0....0..0..1....0..1..0....1..0..0....1..0..1 ..0..1..1....0..0..1....1..0..1....0..1..0....0..0..1....0..0..1....0..1..1 ..1..0..1....0..1..0....0..1..1....0..1..0....1..1..0....1..0..1....1..0..1 ..1..1..0....0..0..1....0..1..1....0..1..0....1..1..0....0..1..1....1..1..0 ..1..0..1....1..0..0....1..1..1....1..0..0....1..0..1....0..1..1....0..1..1 CROSSREFS Sequence in context: A227269 A156353 A239849 * A227165 A173933 A351407 Adjacent sequences: A202557 A202558 A202559 * A202561 A202562 A202563 KEYWORD nonn,tabl AUTHOR R. H. Hardin Dec 21 2011 STATUS approved

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Last modified May 29 04:26 EDT 2024. Contains 372921 sequences. (Running on oeis4.)