id:A112900 - OEIS Search Results

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a(n) is the least positive integer in base 10 containing n fives that is divisible by n.

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5, 550, 555, 55552, 55555, 5555550, 35555555, 555555552, 555555555, 55555555550, 555555555555, 5555555555556, 52555555555555, 1555555555555554, 555555555555555, 55555555555555552, 515555555555555555 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`a(n) = n*A112901(n).`
	EXAMPLE	`a(4) = 55552 because 55552 contains 4 fives and is divisible by 4.`
	CROSSREFS	`Cf. A112889-A112898, A112901-A112905, A112907-A112910.` `Sequence in context: A003394 A110721 A067446 this_sequence A037063 A093941 A072952` `Adjacent sequences: A112897 A112898 A112899 this_sequence A112901 A112902 A112903`
	KEYWORD	`base,nonn`
	AUTHOR	`Ray G. Opao (1260(AT)email.com), Oct 05 2005`
	EXTENSIONS	`Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net) and Brandon S. Paster (bsp11(AT)psu.edu), Oct 09 2005`

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Last modified July 23 17:35 EDT 2008. Contains 142285 sequences.

AT&T Labs Research