OFFSET
0,3
LINKS
Clark Kimberling, Table of n, a(n) for n = 0..1000
Felipe Gonçalves, Diogo Oliveira e Silva, João P. G. Ramos, New Sign Uncertainty Principles, arXiv:2003.10771 [math.CA], 2020.
FORMULA
a(n) = floor(r*n^2), where r = (1 + sqrt(5))/2.
a(n) = A293401(n) - 1 for n > 0.
MATHEMATICA
PROG
(Magma) [Floor((1 + Sqrt(5))/2*n^2) : n in [0..80]]; // Wesley Ivan Hurt, Jul 03 2020
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Oct 11 2017
STATUS
approved