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A072556
Numbers n such that n and the n-th Fibonacci number have the same number of distinct prime factors.
+0
1
1, 3, 4, 5, 7, 10, 11, 12, 13, 14, 17, 22, 23, 26, 29, 34, 43, 47, 83, 94, 131, 137, 359, 431, 433, 449, 509, 569, 571
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Maintained by
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Last modified December 6 19:58 EST 2009. Contains 170429 sequences.
AT&T Labs Research
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