OFFSET
1
COMMENTS
See A188014.
FORMULA
a(n)=[nr]-[3r]-[nr-3r], where r=sqrt(5).
MATHEMATICA
r=5^(1/2)); k=3;
t=Table[Floor[n*r]-Floor[(n-k)*r]-Floor[k*r], {n, 1, 220}] (*A188192*)
Flatten[Position[t, 0]] (* to be determined Mar 24 *)
Flatten[Position[t, 1]] (* to be determined Mar 24 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Mar 23 2011
STATUS
approved