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A031605 Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 17. 0
6010, 6322, 6481, 9337, 12713, 16609, 17386, 18181, 21898, 22193, 22789, 23393, 26605, 27917, 28585, 32125, 34297, 39733, 40529, 41333, 41738, 42554, 45569, 45994, 46421, 48149, 49466, 49909, 53629, 57373, 59293, 61357, 65357, 66377, 70130, 70657 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Subsequence of A003814.
Sequence in context: A373465 A046395 A143043 * A239176 A236975 A206113
KEYWORD
nonn
AUTHOR
EXTENSIONS
First term 290 removed by Georg Fischer, Jun 16 2019
STATUS
approved

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Last modified June 14 13:49 EDT 2024. Contains 373400 sequences. (Running on oeis4.)