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A072321
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Smallest Fibonacci number containing exactly n 2's.
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1
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2, 514229, 12586269025, 14472334024676221, 2427893228399975082453, 57602132235424755886206198685365216, 1033628323428189498226463595560281832, 2353412818241252672952597492098, 2281217241465037496128651402858212007295
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OFFSET
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1,1
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LINKS
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EXAMPLE
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a(2)=514229 so 514229 is the smallest Fibonacci number containing exactly two 2's.
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MATHEMATICA
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Flatten[Table[Select[Fibonacci[Range[500]], DigitCount[#, 10, 2]==n&, 1], {n, 10}]] (* Harvey P. Dale, Feb 22 2014 *)
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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