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A181691
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Numbers n with property that Fibonacci(n) has exactly two 1's.
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0
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19, 26, 27, 37, 40, 47, 51, 56, 61, 64, 68, 69, 70, 72, 79, 84, 86, 87, 92, 97, 98, 99, 102, 108, 113, 121, 135, 138, 140, 144, 153, 154, 162, 164, 167, 178, 183, 185, 191, 228, 235, 250, 251, 252, 257, 269, 292, 306
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OFFSET
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1,1
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COMMENTS
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No more terms <10,000. Is the sequence finite?
No more terms <100,000. [From Harvey P. Dale, Apr 02 2012]
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LINKS
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MATHEMATICA
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Select[Range[310], DigitCount[Fibonacci[#], 10, 1]==2&] (* Harvey P. Dale, Apr 02 2012 *)
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CROSSREFS
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Cf. A085855 Number of 1's in decimal expansion of Fibonacci(n).
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KEYWORD
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base,nonn
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AUTHOR
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STATUS
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approved
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