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 A016751 a(n) = (2*n)^11. 2
 0, 2048, 4194304, 362797056, 8589934592, 100000000000, 743008370688, 4049565169664, 17592186044416, 64268410079232, 204800000000000, 584318301411328, 1521681143169024, 3670344486987776, 8293509467471872, 17714700000000000, 36028797018963968, 70188843638032384 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..10000 Index entries for linear recurrences with constant coefficients, signature (12,-66,220,-495,792,-924,792,-495,220,-66,12,-1). FORMULA G.f.: 2048*x*(1 + 2036*x + 152637*x^2 + 2203488*x^3 + 9738114*x^4 + 15724248*x^5 + 9738114*x^6 + 2203488*x^7 + 152637*x^8 + 2036*x^9 + x^10)/(x-1)^12. - R. J. Mathar, Jul 07 2017 From Amiram Eldar, Oct 11 2020: (Start) Sum_{n>=1} 1/a(n) = zeta(11)/2048. Sum_{n>=1} (-1)^(n+1)/a(n) = 1023*zeta(11)/2097152. (End) MAPLE A016751:=n->(2*n)^11: seq(A016751(n), n=0..30); # Wesley Ivan Hurt, Sep 15 2018 MATHEMATICA Table[(2*n)^11, {n, 0, 30}] (* G. C. Greubel, Sep 15 2018 *) PROG (MAGMA) [(2*n)^11: n in [0..20]]; // Vincenzo Librandi, Sep 05 2011 (PARI) vector(30, n, n--; (2*n)^11) \\ G. C. Greubel, Sep 15 2018 CROSSREFS Cf. A016763. Sequence in context: A035769 A107565 A013702 * A016799 A323543 A016835 Adjacent sequences:  A016748 A016749 A016750 * A016752 A016753 A016754 KEYWORD nonn,easy AUTHOR STATUS approved

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Last modified June 24 02:56 EDT 2021. Contains 345415 sequences. (Running on oeis4.)