OFFSET
1
COMMENTS
See A188014.
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000
FORMULA
a(n) = [n*r] - [n*r-2*r] - [2*r], where r=1/sqrt(2).
MATHEMATICA
PROG
(PARI) for(n=1, 100, print1(floor(n/sqrt(2)) - floor(2/sqrt(2)) - floor((n-2)/sqrt(2)), ", ")) \\ G. C. Greubel, Apr 13 2018
(Magma) [Floor(n/Sqrt(2)) - Floor(2/Sqrt(2)) - Floor((n-2)/Sqrt(2)): n in [1..100]]; // G. C. Greubel, Apr 13 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Mar 27 2011
STATUS
approved