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 A358366 Table read by rows. T(n, k) = [x^k] n! * Sum_{j=0..n} binomial(n*x, j). 0
 1, 1, 1, 2, 2, 4, 6, 15, 0, 27, 24, 56, 176, -128, 256, 120, 470, 125, 3125, -3125, 3125, 720, 2664, 10944, -16200, 71280, -69984, 46656, 5040, 26796, 17836, 376957, -840350, 1882384, -1647086, 823543, 40320, 204672, 1022720, -2222080, 16257024, -34865152, 55050240, -41943040, 16777216 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,4 LINKS Table of n, a(n) for n=0..44. EXAMPLE [n\k] 0 1 2 3 4 5 6 7 [Sum] -------------------------------------------------------------------------- [0] 1; [1] [1] 1, 1; [2] [2] 2, 2, 4; [8] [3] 6, 15, 0, 27; [48] [4] 24, 56, 176, -128, 256; [384] [5] 120, 470, 125, 3125, -3125, 3125; [3840] [6] 720, 2664, 10944, -16200, 71280, -69984, 46656; [46080] [7] 5040, 26796, 17836, 376957, -840350, 1882384, -1647086, 823543; [645120] MAPLE Trow := proc(n) expand(n!*add(binomial(n*x, j), j = 0..n)); seq(coeff(%, x, k), k=0..n) end: seq(print(Trow(n)), n = 0..8); CROSSREFS Cf. T(n, 0) = n! (A000142), T(n, n) = n^n (A000312), A000165 (row sums). Sequence in context: A116637 A153961 A134041 * A069925 A357951 A227315 Adjacent sequences: A358363 A358364 A358365 * A358367 A358368 A358369 KEYWORD sign,tabl AUTHOR Peter Luschny, Nov 12 2022 STATUS approved

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Last modified June 25 05:27 EDT 2024. Contains 373697 sequences. (Running on oeis4.)