OFFSET
0,4
LINKS
Clark Kimberling, Table of n, a(n) for n = 0..1000
FORMULA
a(n) = floor(r*2^n), where r = sqrt(1/5).
a(n) = A293335(n) - 1.
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Oct 10 2017
STATUS
approved