id:A061430 - OEIS Search Results

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Geometric mean of the digits is an integer: k-digit numbers such that the product of the digits is a number of the form m^k.

+0
5

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 14, 19, 20, 22, 28, 30, 33, 40, 41, 44, 49, 50, 55, 60, 66, 70, 77, 80, 82, 88, 90, 91, 94, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 118, 120, 124, 130, 139, 140, 142, 150, 160, 170, 180, 181, 188, 190, 193 (list; graph; listen)

	OFFSET	`1,3`
	LINKS	`T. D. Noe, Table of n, a(n) for n=1..5000`
	EXAMPLE	`694 is a term as (694)^(1/3) = 6 is an integer.`
	CROSSREFS	`Cf. A061426, A061427, A061428.` `Sequence in context: A030294 A125668 A034894 this_sequence A065448 A069751 A115060` `Adjacent sequences: A061427 A061428 A061429 this_sequence A061431 A061432 A061433`
	KEYWORD	`nonn,base,easy,nice`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 03 2001`
	EXTENSIONS	`More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), May 11 2001`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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