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A031732
Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 54.
1
730, 2918, 6564, 11668, 18230, 26250, 35728, 46664, 59058, 72910, 88220, 104988, 123214, 142898, 164040, 186640, 210698, 236214, 263188, 291620, 321510, 352858, 385664, 419928, 455650, 492830, 531468, 571564, 613118, 656130, 700600, 746528
OFFSET
1,1
COMMENTS
a(n) = 729n^2 + n for n < 57, but a(57) = 2289224. - Charles R Greathouse IV, Aug 04 2017
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
CROSSREFS
Sequence in context: A044880 A141806 A158397 * A224437 A259322 A085441
KEYWORD
nonn
STATUS
approved