OFFSET
0,2
LINKS
Clark Kimberling, Table of n, a(n) for n = 0..1000
FORMULA
a(n) = floor(r*n^2), where r = (3 + sqrt(5))/2.
a(n) = A293404(n) - 1 for n > 0.
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Oct 11 2017
STATUS
approved