OFFSET
0,3
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..5000
MATHEMATICA
a[n_]:=Floor[(n^2)/GoldenRatio];
PROG
(PARI) a(n)=n^2\((1+sqrt(5))/2) \\ Charles R Greathouse IV, Jul 29 2011
(Magma) phi:=(1+Sqrt(5))/2; [Floor(n^2/phi): n in [0..30]]; // G. C. Greubel, Sep 01 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Joseph Stephan Orlovsky, Dec 12 2008
EXTENSIONS
Offset corrected by B. D. Swan, Jan 03 2009
STATUS
approved