This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A106827 Numerators in expansion of (1 - x)^(-1/x) / e. 0
 1, 1, 11, 315, 17129, 503475, 196385475, 35327367075, 8399994587985, 2550903574364145, 963207568455370875, 442613044315692124875, 243195136160954426677305, 157442856285298191126143625 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 REFERENCES L. Comtet, Analyse Combinatoire, P. U. F., 1970, tome second, p. 140, #12. L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 293, Problem 11. S. R. Finch, Mathematical Constants, Cambridge, 2003, Section 1 . 3 . 1. LINKS FORMULA Sum_{n>=0} a(n)/(2n)!*x^n = (1 - x)^(-1/x) / e. a(n) = A055505(n)*(2n)! / A055535(n). EXAMPLE 1 + 1/2!*x + 11/4!*x^2 + 315/6!*x^3 + 17129/8!*x^4 + 503475/10!*x^5 + ... CROSSREFS Cf. A055505, A055535. Sequence in context: A233241 A266830 A266029 * A276977 A176285 A266484 Adjacent sequences:  A106824 A106825 A106826 * A106828 A106829 A106830 KEYWORD nonn,frac AUTHOR Philippe Deléham, May 21 2005 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified July 15 20:24 EDT 2019. Contains 325056 sequences. (Running on oeis4.)