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Search: id:A031419
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A031419 Numbers n such that continued fraction for sqrt(n) has odd period and central terms 6. +0
1
37, 109, 281, 865, 922, 1277, 1613, 1769, 1933, 2161, 2341, 2789, 3098, 3653, 3961, 4285, 4457, 5065, 5153, 5713, 5858, 5954, 6101, 6458, 6554, 6709, 7129, 7349, 7681, 8237, 8941, 9242, 9305, 9677, 10177, 10498, 10565, 10693, 10762 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A139934 A142051 A033215 this_sequence A118536 A003164 A138638

Adjacent sequences: A031416 A031417 A031418 this_sequence A031420 A031421 A031422

KEYWORD

nonn

AUTHOR

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

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Last modified July 25 02:12 EDT 2008. Contains 142294 sequences.


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