id:A117550 - OEIS Search Results

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Indices of Fibonacci numbers with 16 distinct prime factors.

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324, 350, 352, 408, 444, 448, 490, 495, 500, 513, 572, 592, 620, 732, 740, 765, 790, 804, 819, 884, 954, 975, 988, 996 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`No more terms for n <= 1000.`
	LINKS	`Blair Kelly, Fibonacci and Lucas Factorizations.`
	EXAMPLE	`F(324) = 2^4 * 3^5 * 17 * 19 * 53 * 107 * 109 * 2269 * 3079 * 4373 * 5779 * 19441 * 11128427 * 62650261 * 1828620361 * 6782976947987 has 16 distinct prime factors, so 324 is in the sequence.`
	CROSSREFS	`Cf. A114823-A114826, A114836-A114841.` `Sequence in context: A094409 A006465 A088214 this_sequence A045287 A096526 A111278` `Adjacent sequences: A117547 A117548 A117549 this_sequence A117551 A117552 A117553`
	KEYWORD	`hard,more,nonn`
	AUTHOR	`Ryan Propper (rpropper(AT)stanford.edu), Apr 26 2006`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.