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Search: id:A065013
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| A065013 |
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Integers for which the periodic part of the continued fraction for the square root of n begins with 10. |
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+0
2
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| 26, 102, 228, 259, 404, 445, 630, 681, 734, 906, 967, 1030, 1232, 1303, 1376, 1451, 1608, 1689, 1772, 1857, 2034, 2125, 2218, 2313, 2410, 2510, 2611, 2714, 2819, 2926, 3036, 3147, 3260, 3375, 3492, 3611, 3612, 3733, 3856, 3981, 4108, 4237, 4238, 4369
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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The continued fraction for the square root of 102 is 10, {10, 20}.
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MATHEMATICA
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Select[ Range[5000], First[ Last[ ContinuedFraction[ Sqrt[ # ]]]] == 10 & ]
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CROSSREFS
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Sequence in context: A095796 A026915 A136293 this_sequence A031434 A042320 A042322
Adjacent sequences: A065010 A065011 A065012 this_sequence A065014 A065015 A065016
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KEYWORD
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cofr,easy,nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Nov 01 2001
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