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 A008751 Expansion of (1+x^8)/((1-x)(1-x^2)(1-x^3)). 1
 1, 1, 2, 3, 4, 5, 7, 8, 11, 13, 16, 19, 23, 26, 31, 35, 40, 45, 51, 56, 63, 69, 76, 83, 91, 98, 107, 115, 124, 133, 143, 152, 163, 173, 184, 195, 207, 218, 231, 243, 256, 269, 283, 296, 311, 325, 340, 355 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..1000 FORMULA a(n) = floor((n^2-2n+18)/6) for n>2 = a(n-2)+a(n-3)-a(n-5)+2 = A001399(n)+A001399(n-8) = A008747(n-2)+2 for n>2 - Henry Bottomley, Sep 05 2000 MATHEMATICA CoefficientList[Series[(1+x^8)/((1-x)(1-x^2)(1-x^3)), {x, 0, 60}], x] (* Vincenzo Librandi, Feb 25 2012 *) CROSSREFS Sequence in context: A162721 A176176 A020902 * A029002 A031121 A080655 Adjacent sequences:  A008748 A008749 A008750 * A008752 A008753 A008754 KEYWORD nonn,easy AUTHOR STATUS approved

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Last modified May 22 18:28 EDT 2013. Contains 225561 sequences.