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 A010722 Constant sequence: the all 6's sequence. 15
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Continued fraction expansion of 3+sqrt(10).  - Bruno Berselli, Mar 15 2011 Also, decimal expansion of Sum_{n >= 0} n/binomial(2*n+1, n) = 2/3. - Bruno Berselli, Sep 14 2015 LINKS INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 1014 Tanya Khovanova, Recursive Sequences Index entries for linear recurrences with constant coefficients, signature (1). FORMULA G.f.: 6/(1-x). - Bruno Berselli, Mar 15 2011 E.g.f.: 6*e^x. - Vincenzo Librandi, Jan 27 2012 PROG (PARI) a(n)=6 \\ Charles R Greathouse IV, Sep 28 2015 CROSSREFS Cf. A145429: decimal expansion of Sum_{n >= 0) n/binomial(2*n, n). Sequence in context: A269348 A165057 A165059 * A020793 A021019 A177057 Adjacent sequences:  A010719 A010720 A010721 * A010723 A010724 A010725 KEYWORD nonn,easy AUTHOR STATUS approved

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