id:A110233 - OEIS Search Results

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a(n) is the minimal b >= n such that the sum of consecutive integers from n to b is a perfect power.

+0
3

8, 4, 7, 4, 13, 16, 19, 8, 9, 28, 13, 13, 14, 40, 43, 16, 49, 22, 55, 28, 28, 64, 27, 25, 25, 28, 27, 52, 85, 88, 91, 32, 97, 100, 40, 36, 44, 43, 49, 41, 121, 124, 47, 130, 53, 52, 49, 142, 49, 71, 77, 69, 67, 160, 70, 136, 64, 67, 175, 61, 181, 63, 187, 64, 193, 196, 85, 94 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`a(5)=13 because 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13 = 81 = 3^4.`
	CROSSREFS	`Cf. A110234, A108910.` `Sequence in context: A090469 A096427 A021122 this_sequence A019684 A019867 A144663` `Adjacent sequences: A110230 A110231 A110232 this_sequence A110234 A110235 A110236`
	KEYWORD	`easy,nonn`
	AUTHOR	`Jason Earls (zevi_35711(AT)yahoo.com), Jul 17 2005`

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

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