id:A066257 - OEIS Search Results

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a(n) is the smallest number >1 of the form (k^2+n)/(n^2+k).

+0
2

3, 2, 4, 3, 11, 16, 2, 29, 7, 5, 8, 67, 39, 92, 106, 11, 137, 34, 23, 191, 211, 8, 5, 277, 21, 3, 352, 165, 11, 10, 68, 37, 529, 83, 15, 31, 23, 704, 19, 315, 821, 67, 137, 63, 61, 28, 26, 7, 43, 1226, 931, 513, 87, 1432, 6, 23, 1597, 15, 1712, 1771, 13, 1892, 16, 11, 125 (list; graph; listen)

	OFFSET	`2,1`
	MATHEMATICA	`Do[k = 1; While[m = (k^2 + n)/(n^2 + k); !IntegerQ[m] \|\| m == 1, k++ ]; Print[m], {n, 2, 75} ]`
	CROSSREFS	`Adjacent sequences: A066254 A066255 A066256 this_sequence A066258 A066259 A066260` `Sequence in context: A065375 A070961 A061721 this_sequence A085591 A062964 A010270`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Dec 31 2001`
	EXTENSIONS	`More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 03 2002`

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.

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