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 A036973 (7*n^3+4*n^2+4*n)*binomial(2*n,n)/30. 0
 0, 1, 16, 158, 1232, 8358, 51744, 300300, 1661088, 8853702, 45819488, 231499268, 1146562144, 5584082140, 26808586560, 127118807640, 596271746880, 2770379517510, 12763270285920, 58358565060180, 265032926077920, 1196278125942900 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 REFERENCES Knuth, The Art of Computer Programming, Vol. 3, Section 5.2.1, Problem 15. LINKS Table of n, a(n) for n=0..21. MATHEMATICA Table[(7n^3+4n^2+4n) Binomial[2n, n]/30, {n, 0, 40}] (* Harvey P. Dale, May 15 2023 *) CROSSREFS Sequence in context: A258460 A320548 A211831 * A101931 A220630 A041005 Adjacent sequences: A036970 A036971 A036972 * A036974 A036975 A036976 KEYWORD nonn AUTHOR N. J. A. Sloane. STATUS approved

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Last modified May 19 03:29 EDT 2024. Contains 372666 sequences. (Running on oeis4.)