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 A303852 Number of pairs (lambda,mu) of partitions lambda of n and mu of ceiling(n/2) with mu <= lambda (by diagram containment). 4
 1, 1, 2, 4, 8, 13, 23, 42, 70, 114, 178, 313, 479, 759, 1119, 1858, 2687, 4207, 5960, 9468, 13203, 20198, 27728, 42955, 58293, 87333, 117084, 176706, 234579, 346450, 455637, 673619, 878603, 1276936, 1652382, 2404288, 3089769, 4429895, 5654741, 8105634 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Alois P. Heinz, Table of n, a(n) for n = 0..200 Eric Weisstein's World of Mathematics, Ferrers Diagram Wikipedia, Ferrers diagram FORMULA a(n) = A259478(n,ceiling(n/2)). CROSSREFS Bisections give: A303861 (even part), A303863 (odd part). Cf. A259478. Sequence in context: A164417 A258600 A227232 * A096573 A348574 A227910 Adjacent sequences: A303849 A303850 A303851 * A303853 A303854 A303855 KEYWORD nonn AUTHOR Alois P. Heinz, May 01 2018 STATUS approved

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Last modified February 3 01:46 EST 2023. Contains 360024 sequences. (Running on oeis4.)