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A020419 Numbers n such that continued fraction for sqrt(n) has period 80. +0
1
1759, 1981, 2206, 2764, 2989, 3559, 3628, 3694, 3817, 3868, 3921, 4041, 4333, 5006, 5293, 5294, 5407, 5647, 5877, 6193, 6281, 6718, 6847, 6892, 7660, 8039, 8137, 8359, 8561, 8596, 9487, 9788, 9989, 10014, 10495, 10579, 10697, 10737, 10882, 11006 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A043436 A119406 A031802 this_sequence A141287 A061046 A141039

Adjacent sequences: A020416 A020417 A020418 this_sequence A020420 A020421 A020422

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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