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 A130908 E.g.f.: exp(x+x^2/2!+x^3/3!)/(1-x) 0
 1, 2, 6, 23, 106, 576, 3622, 26006, 210828, 1910096, 19162096, 211095732, 2534829376, 32962249568, 461527198056, 6923249156336, 110774157354832, 1883174989346016, 33897247428278368, 644048388555567536, 12880972761058252896, 270500465268345299072, 5951010522336442007776, 136873244273143429751328 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS FORMULA a(n) ~ n! * exp(5/3). - Vaclav Kotesovec, Aug 04 2014 MATHEMATICA With[{nn=20}, CoefficientList[Series[Exp[x+x^2/2!+x^3/3!]/(1-x), {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Jun 01 2014 *) PROG (PARI) x='x+O('x^66); Vec(serlaplace(exp(x+x^2/2!+x^3/3!)/(1-x))) \\ Joerg Arndt, Jun 01 2014 CROSSREFS Cf. A130905, A130906, A130907. Sequence in context: A125273 A187761 A277176 * A200404 A000772 A200405 Adjacent sequences:  A130905 A130906 A130907 * A130909 A130910 A130911 KEYWORD nonn AUTHOR Karol A. Penson, Jun 08 2007 EXTENSIONS Incorrect initial term 1 removed by Harvey P. Dale, Jun 01 2014 STATUS approved

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Last modified October 14 00:26 EDT 2019. Contains 327991 sequences. (Running on oeis4.)