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A131612
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(Fibonacci(n)^(n+1)-1)/(Fibonacci(n)-1).
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2
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1, 2, 3, 15, 121, 3906, 299593, 67977560, 39714002329, 62556901638175, 257985813269495081, 2806709131423433412540, 80052769211806164721787281, 5990939163682951316587217125254, 1174714712853607653027182667701045767, 603476089599958368340121395090311986863711
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OFFSET
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0,2
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COMMENTS
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Row sums of A131606 and A131609.
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LINKS
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Table of n, a(n) for n=0..15.
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MATHEMATICA
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f[n_]:=Module[{fn=Fibonacci[n]}, (fn^(n+1)-1)/(fn-1)]; Join[{1, 2, 3}, f/@Range[3, 20]] (* Harvey P. Dale, Mar 01 2011 *)
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CROSSREFS
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Sequence in context: A238711 A165657 A091835 * A297421 A180723 A162102
Adjacent sequences: A131609 A131610 A131611 * A131613 A131614 A131615
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KEYWORD
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nonn
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AUTHOR
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Roger L. Bagula and Gary W. Adamson, May 27 2008
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EXTENSIONS
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Edited by N. J. A. Sloane, May 28 2008
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STATUS
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approved
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