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 A072321 Smallest Fibonacci number containing exactly n 2's. 1
 2, 514229, 12586269025, 14472334024676221, 2427893228399975082453, 57602132235424755886206198685365216, 1033628323428189498226463595560281832, 2353412818241252672952597492098, 2281217241465037496128651402858212007295 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..18 EXAMPLE a(2)=514229 so 514229 is the smallest Fibonacci number containing exactly two 2's. MATHEMATICA Flatten[Table[Select[Fibonacci[Range[500]], DigitCount[#, 10, 2]==n&, 1], {n, 10}]] (* Harvey P. Dale, Feb 22 2014 *) CROSSREFS Sequence in context: A139181 A172994 A214545 * A237191 A101118 A331870 Adjacent sequences:  A072318 A072319 A072320 * A072322 A072323 A072324 KEYWORD base,nonn AUTHOR Shyam Sunder Gupta, Jul 14 2002 EXTENSIONS a(9) from Vincenzo Librandi, Feb 23 2014 STATUS approved

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Last modified September 27 13:48 EDT 2021. Contains 347688 sequences. (Running on oeis4.)