login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A141682 An Fibonacci on Fibonacci Invert transform of A000045 in an Vladeta Jovovic A001906 form: a(n)=Sum[Fibonacci[k]*a(n - k), {k, 1, n}]. 4
1, 1, 2, 5, 12, 29, 70, 169, 408, 985, 2378, 5741, 13860, 33461, 80782, 195025, 470832, 1136689, 2744210, 6625109, 15994428, 38613965, 93222358, 225058681, 543339720, 1311738121, 3166815962, 7645370045, 18457556052, 44560482149, 107578520350 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

COMMENTS

Essentially the same as A000129. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 14 2008]

Row sums of triangle A155161. [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 13 2009]

FORMULA

a(n)=Sum[Fibonacci[k]*a(n - k), {k, 1, n}].

G.f.: x*(1-x-x^2)/(1-2x-x^2). [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 13 2009]

MATHEMATICA

Clear[a, n] a[0] = 1; a[n_] := a[n] = Sum[Fibonacci[k]*a[n - k], {k, 1, n}]; Table[a[n], {n, 0, 30}]

CROSSREFS

Cf. A000045, A001906.

Sequence in context: A048624 A176981 A000129 * A077985 A054198 A054196

Adjacent sequences:  A141679 A141680 A141681 * A141683 A141684 A141685

KEYWORD

nonn,uned

AUTHOR

Roger L. Bagula and Gary W. Adamson (rlbagulatftn(AT)yahoo.com), Sep 07 2008

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 08:37 EST 2012. Contains 205729 sequences.