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A031627 Numbers n such that continued fraction for sqrt(n) has odd period and central terms 39. +0
1
1522, 9629, 31057, 31765, 32122, 66733, 86074, 110513, 111178, 112514, 114533, 138745, 140237, 168541, 170185, 173497, 203029, 205738, 209378, 238769, 239746, 241706, 242689, 243674, 244661, 246641, 248629, 249626, 323465, 325741, 328025 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A025410 A103962 A031756 this_sequence A087867 A073104 A060566

Adjacent sequences: A031624 A031625 A031626 this_sequence A031628 A031629 A031630

KEYWORD

nonn

AUTHOR

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

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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