id:A061499 - OEIS Search Results

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Integer part of geometric mean of distinct numbers that can be formed from the nonzero digits of n.

+0
3

1, 2, 3, 4, 5, 6, 7, 8, 9, 3, 3, 4, 5, 6, 7, 8, 9, 10, 11, 6, 4, 6, 8, 9, 10, 11, 12, 13, 14, 9, 5, 8, 9, 11, 12, 14, 15, 16, 17, 12, 6, 9, 11, 13, 14, 16, 17, 18, 20, 15, 7, 10, 12, 14, 16, 18, 19, 21, 22, 18, 8, 11, 14, 16, 18, 19, 21, 23, 24, 22, 9, 12, 15, 17, 19, 21, 23, 24, 26, 25, 10 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`a(12) = 4: the distinct numbers formed by the digits of 12 are 1, 2, 12, 21. The geometric mean of these numbers is 504^(1/4)=4.73813722053758678534150735741308..., and the integer part is 4.`
	CROSSREFS	`Cf. A061487, A061500.` `Sequence in context: A043269 A122481 A110805 this_sequence A028898 A081502 A079828` `Adjacent sequences: A061496 A061497 A061498 this_sequence A061500 A061501 A061502`
	KEYWORD	`nonn,base`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 06 2001`
	EXTENSIONS	`More terms from Asher Natan Auel (auela(AT)reed.edu), May 14, 2001`

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Last modified August 28 19:25 EDT 2008. Contains 143183 sequences.

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