id:A066256 - OEIS Search Results

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a(n) = k which produces the smallest number m > 1 of the form m=(k^2+n)/(n^2+k).

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5, 5, 10, 10, 26, 37, 12, 65, 30, 27, 38, 145, 109, 197, 226, 62, 290, 129, 108, 401, 442, 69, 56, 577, 130, 48, 730, 464, 105, 103, 300, 220, 1090, 363, 147, 222, 194, 1445, 184, 902, 1682, 387, 588, 390, 391, 263, 258, 133, 350, 2501, 2119, 1484, 549, 2917 (list; graph; listen)

	OFFSET	`2,1`
	MATHEMATICA	`Do[k = 1; While[m = (k^2 + n)/(n^2 + k); !IntegerQ[m] \|\| m == 1, k++ ]; Print[k], {n, 2, 75} ]`
	CROSSREFS	`Cf. A066257.` `Sequence in context: A078560 A040021 A003882 this_sequence A029842 A112436 A109064` `Adjacent sequences: A066253 A066254 A066255 this_sequence A066257 A066258 A066259`
	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 July 25 07:41 EDT 2008. Contains 142293 sequences.

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