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 A245863 Number of preferential arrangements of n labeled elements such that the minimal number of elements per rank equals 10. 2
 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 184756, 705432, 1293292, 2288132, 3922512, 6537520, 10623470, 16872570, 26246220, 40060020, 5551056881370, 46931243394750, 261676870328640, 1068586476534720, 3799188975290280, 12437959723060872, 38494099921844952 (list; graph; refs; listen; history; text; internal format)
 OFFSET 10,11 LINKS Alois P. Heinz, Table of n, a(n) for n = 10..400 FORMULA E.g.f.: 1/(1-Sum_{j>=10} x^j/j!) - 1/(1-Sum_{j>=11} x^j/j!). a(n) = A245795(n) - A245732(n,11) = A245732(n,10) - A245732(n,11). MAPLE b:= proc(n, k) option remember; `if`(n=0, 1, add(b(n-j, k)*binomial(n, j), j=k..n)) end: a:= n-> b(n, 10) -b(n, 11): seq(a(n), n=10..40); CROSSREFS Column k=10 of A245733. Cf. A245795, A245732. Sequence in context: A268853 A024754 A024762 * A140933 A244173 A245795 Adjacent sequences: A245860 A245861 A245862 * A245864 A245865 A245866 KEYWORD nonn AUTHOR Alois P. Heinz, Aug 04 2014 STATUS approved

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Last modified December 11 11:25 EST 2023. Contains 367724 sequences. (Running on oeis4.)