id:A093498 - OEIS Search Results

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Beginning with 1, distinct numbers such that the arithmetic mean of even number of successive terms and the geometric mean of the odd number of successive terms including the first term are integers.

+0
2

1, 3, 9, 7, 21609, 13, 2128622769, 5, 29112890625, 19, 11423555928191268225, 15, 44841615, 33, 85142979169268816871075, 25, 3255501249, 23, 264033433477711681299011490491522025, 35, 1230114400515, 29 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`(1+3)/2 = 2, (139)^(1/3) = 3, (1+3+9+7)/4 = 5.`
	CROSSREFS	`Cf. A093499.` `Sequence in context: A010634 A137299 A001226 this_sequence A021255 A070342 A021719` `Adjacent sequences: A093495 A093496 A093497 this_sequence A093499 A093500 A093501`
	KEYWORD	`less,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 17 2004`
	EXTENSIONS	`More terms from David Wasserman (dwasserm(AT)earthlink.net), Oct 25 2006`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

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