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A114555
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Smallest non-squarefree integer > the n-th term of the Fibonacci sequence.
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0
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4, 4, 4, 4, 8, 9, 16, 24, 36, 56, 90, 147, 234, 378, 612, 988, 1600, 2588, 4184, 6768, 10948, 17712, 28660, 46372, 75028, 121396, 196420, 317812, 514232, 832041, 1346272, 2178312, 3524580, 5702888, 9227466, 14930356, 24157818, 39088170
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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EXAMPLE
| a(4)= 4 because 4 is the smallest non-squarefree integer greater than 3, the 4th number of the Fibonacci sequence.
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MATHEMATICA
| (* first load package *) << NumberTheory`NumberTheoryFunctions` (* then do *) f[n_] := Block[{k = 1 + Fibonacci@n}, While[SquareFreeQ@k, k++ ]; k]; Array[f, 38] (* Robert G. Wilson v *)
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CROSSREFS
| Cf. A005117, A000045, A111077.
Sequence in context: A056629 A167185 A081676 * A124570 A053187 A013189
Adjacent sequences: A114552 A114553 A114554 * A114556 A114557 A114558
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KEYWORD
| nonn
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AUTHOR
| Brandon S. Paster (bsp11(AT)psu.edu), Dec 08 2005
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EXTENSIONS
| More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Dec 22 2005
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