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Search: id:A083523
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| A083523 |
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Smallest Fibonacci number divisible by 2^n. |
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+0
1
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| 1, 2, 8, 8, 144, 46368, 4807526976, 51680708854858323072, 5972304273877744135569338397692020533504, 79757008057644623350300078764807923712509139103039448418553259155159833079730688
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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The index of the Fibonacci numbers above begin: 1, 3, 6, 6, and then doubles thereafter.
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REFERENCES
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Web page giving "First 300 Fibonacci numbers factored". (Author, URL? - njas)
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MATHEMATICA
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Do[k = 1; While[ !IntegerQ[ Fibonacci[k]/2^n], k++ ]; Print[ Fibonacci[k]], {n, 0, 10}]
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CROSSREFS
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Sequence in context: A093907 A116471 A064231 this_sequence A009181 A009666 A012346
Adjacent sequences: A083520 A083521 A083522 this_sequence A083524 A083525 A083526
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), May 05 2003
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EXTENSIONS
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Edited and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), May 06 2003
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