OFFSET
0,2
LINKS
Jon E. Schoenfield, Table of n, a(n) for n = 0..10000
A. J. Hildebrand, Junxian Li, Xiaomin Li, Yun Xie, Almost Beatty Partitions, arXiv:1809.08690 [math.NT], 2018.
FORMULA
By definition, a(n) = n*tau^3 + O(1). - Charles R Greathouse IV, Nov 06 2016
PROG
(PARI) a(n)=n*polrootsreal(x^3-7*x^2+5*x-1)[1]\1 \\ Charles R Greathouse IV, Nov 06 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Oct 30 2016
STATUS
approved