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 A120990 5^n-3^n-2n. 1
 0, 0, 12, 92, 536, 2872, 14884, 75924, 384048, 1933424, 9706556, 48650956, 243609160, 1219108776, 6098732628, 30503229188, 152544843872, 762810312928, 3814309845100, 19072324066620, 95363944856184, 476826697849880 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..1000 FORMULA G.f.: 4*x^2*(3-7*x)/((1-x)^2*(1-5*x)*(1-3*x)) . - Vincenzo Librandi, Feb 23 2013 MATHEMATICA CoefficientList[Series[4 x^2 (3 - 7 x)/((1 - x)^2 (1 - 5 x)(1 - 3 x)), {x, 0, 30}], x] (* Vincenzo Librandi, Feb 23 2013 *) CROSSREFS Cf. A074606, A005058. Sequence in context: A339715 A298397 A246585 * A220330 A055022 A220937 Adjacent sequences: A120987 A120988 A120989 * A120991 A120992 A120993 KEYWORD nonn,easy AUTHOR Mohammad K. Azarian, Aug 19 2006 STATUS approved

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Last modified December 2 19:49 EST 2023. Contains 367526 sequences. (Running on oeis4.)