id:A072397 - OEIS Search Results

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Smallest Fibonacci number with n prime factors when counted with multiplicity.

+0
2

2, 21, 8, 6765, 2584, 144, 832040, 86267571272, 46368, 14930352, 30960598847965113057878492344, 4807526976, 160500643816367088, 498454011879264, 16641027750620563662096, 51680708854858323072 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`Hisanori Mishima, Fibonacci numbers (n = 1 to 100)` `Hisanori Mishima, Fibonacci numbers (n = 101 to 200)` `Hisanori Mishima, Fibonacci numbers (n = 201 to 300)` `Hisanori Mishima, Fibonacci numbers (n = 301 to 400)` `Hisanori Mishima, Fibonacci numbers (n = 401 to 480)`
	EXAMPLE	`21 is the 2nd term because 21 is the smallest Fibonacci number having 2 prime factors.`
	CROSSREFS	`Cf. A072396.` `Sequence in context: A024230 A105666 A058261 this_sequence A077208 A084313 A074769` `Adjacent sequences: A072394 A072395 A072396 this_sequence A072398 A072399 A072400`
	KEYWORD	`nonn`
	AUTHOR	`Shyam Sunder Gupta (guptass(AT)rediffmail.com), Jul 21 2002`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

AT&T Labs Research