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Search: id:A031517
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A031517 Numbers n such that continued fraction for sqrt(n) has even period and central term 19. +0
1
363, 367, 379, 383, 387, 391, 411, 419, 431, 439, 1448, 1480, 1536, 1568, 1576, 1632, 1664, 1696, 1728, 1760, 3255, 3327, 3387, 3543, 3687, 3747, 3759, 3819, 3831, 3903, 3963, 5784, 5912, 5976, 6152, 6168, 6232, 6296, 6424, 6488, 6616, 6744, 6872, 6936 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A157442 A007565 A098253 this_sequence A116285 A031697 A158309

Adjacent sequences: A031514 A031515 A031516 this_sequence A031518 A031519 A031520

KEYWORD

nonn

AUTHOR

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

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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