0,2

Continued fraction for ((sqrt(13) - 1))/2.

Decimal expansion of 4/30. - Alonso del Arte, Aug 16 2012

Table of n, a(n) for n=0..104.

Index entries for linear recurrences with constant coefficients, signature (1).

a(n) = 3 - 2*0^n.

G.f.: (1 + 2*x)/(1 - x).

Sum_{n >= 0} a(n)*10^(-n) = 4/3.

RealDigits[4/3, 10, 105][[1]] (* Alonso del Arte, Aug 16 2012 *)

(PARI) a(n)=(n>=0)+2*(n>0) \\ Jaume Oliver Lafont, Mar 26 2009

Sequence in context: A010701 A290858 A174971 * A157831 A032552 A087717

Adjacent sequences: A122550 A122551 A122552 * A122554 A122555 A122556

nonn,cofr,easy,cons

Philippe Deléham, Sep 20 2006

approved