A166067 Fibonacci sequence beginning 1, 69.

1, 69, 70, 139, 209, 348, 557, 905, 1462, 2367, 3829, 6196, 10025, 16221, 26246, 42467, 68713, 111180, 179893, 291073, 470966, 762039, 1233005, 1995044, 3228049, 5223093, 8451142, 13674235, 22125377, 35799612, 57924989, 93724601, 151649590

Offset

0,2

Links

G. C. Greubel, Table of n, a(n) for n = 0..999

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

Formula

a(n) = a(n-1) + a(n-2).

G.f.: (1+68*x)/(1-x-x^2). - Philippe Deléham, Oct 06 2009

a(n) = 68*A000045(n) + A000045(n+1). - R. J. Mathar, Oct 08 2009

Mathematica

CoefficientList[Series[(-68x-1)/(x^2+x-1), {x, 0, 40}], x]   (* Harvey P. Dale, Mar 14 2011 *)

Crossrefs

Sequence in context: A345486 A253430 A256694 * A253437 A325386 A260428

Adjacent sequences: A166064 A166065 A166066 * A166068 A166069 A166070

Keyword

nonn

Author

Submitted Oct 06 2009 by someone who later asked to have his name removed from the Author line

Status

approved