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A013653
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Period of continued fraction for sqrt(n) contains exactly two 1's and they are not consecutive.
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0
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14, 19, 22, 23, 33, 34, 45, 47, 52, 54, 59, 60, 62, 69, 70, 71, 77, 78, 79, 95, 96, 98, 107, 114, 117, 118, 119, 127, 138, 140, 141, 142, 149, 153, 154, 164, 165, 167, 178, 187, 188, 189, 192, 194, 202, 205, 206, 216, 218, 219, 220, 221, 222, 223, 234, 238, 239, 248, 250
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| Kenneth H. Rosen, Elementary Number Theory and Its Applications, Addison-Wesley, 1984, page 426 (but beware of errors!).
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CROSSREFS
| Sequence in context: A205866 A013649 A013657 * A072124 A026287 A028396
Adjacent sequences: A013650 A013651 A013652 * A013654 A013655 A013656
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KEYWORD
| nonn
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AUTHOR
| Clark Kimberling (ck6(AT)evansville.edu)
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EXTENSIONS
| More terms from David W. Wilson (davidwwilson(AT)comcast.net)
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