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A031627 Numbers n such that continued fraction for sqrt(n) has odd period and central terms 39. 0
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; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A025410 A103962 A031756 * A087867 A073104 A060566

Adjacent sequences:  A031624 A031625 A031626 * A031628 A031629 A031630

KEYWORD

nonn

AUTHOR

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

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Last modified February 15 14:02 EST 2012. Contains 205811 sequences.