id:A065008 - OEIS Search Results

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Integers for which the periodic part of the continued fraction for the square root of n begins with 5.

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27, 67, 104, 125, 174, 201, 231, 262, 295, 331, 368, 407, 408, 449, 492, 537, 538, 585, 634, 635, 685, 686, 739, 794, 795, 851, 852, 911, 912, 972, 973, 1035, 1036, 1101, 1102, 1168, 1169, 1237, 1238, 1239, 1309, 1310, 1382, 1383, 1457, 1458, 1459 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`The continued fraction for the square root of 104 is 10, {5, 20}.`
	MATHEMATICA	`Select[ Range[1500], First[ Last[ ContinuedFraction[ Sqrt[ # ]]]] == 5 & ]`
	CROSSREFS	`Sequence in context: A078111 A106200 A099865 this_sequence A116353 A116302 A039414` `Adjacent sequences: A065005 A065006 A065007 this_sequence A065009 A065010 A065011`
	KEYWORD	`cofr,easy,nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Nov 01 2001`

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

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