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A157681
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Fibonacci sequence beginning 29, 31.
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2
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29, 31, 60, 91, 151, 242, 393, 635, 1028, 1663, 2691, 4354, 7045, 11399, 18444, 29843, 48287, 78130, 126417, 204547, 330964, 535511, 866475, 1401986, 2268461, 3670447, 5938908, 9609355, 15548263, 25157618, 40705881, 65863499, 106569380
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OFFSET
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1,1
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LINKS
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FORMULA
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a(n) = a(n-1) + a(n-2), a(0)=29, a(1)=31.
a(n) = 27*Fibonacci(n) + 2*Fibonacci(n+1).
G.f.: x*(29+2*x)/(1-x-x^2). (End)
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MATHEMATICA
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LinearRecurrence[{1, 1}, {29, 31}, 40] (* Harvey P. Dale, Dec 05 2014 *)
Table[27*Fibonacci[n] +2*Fibonacci[n+1], {n, 1, 40}] (* G. C. Greubel, Nov 17 2018 *)
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PROG
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(PARI) vector(40, n, 27*fibonacci(n) + 2*fibonacci(n+1)) \\ G. C. Greubel, Nov 17 2018
(Magma) [27*Fibonacci(n) + 2*Fibonacci(n+1): n in [1..40]]; // G. C. Greubel, Nov 17 2018
(Sage) [27*fibonacci(n)+2*fibonacci(n+1) for n in (1..10)] # G. C. Greubel, Nov 17 2018
(GAP) List([1..40], n -> 27*Fibonacci(n)+2*Fibonacci(n+1)); # G. C. Greubel, Nov 17 2018
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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