OFFSET
1,3
COMMENTS
See A191203.
LINKS
Ivan Neretin, Table of n, a(n) for n = 1..10000
EXAMPLE
1 -> {0,2} -> 4 -> {5,8} -> {10,16,21} -> ...
MATHEMATICA
g=13; Union[Flatten[NestList[{2#, Floor[(#^2)/3]}&, 1, g]]]
(* A191288; use g>12 to get all of first 60 terms *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, May 29 2011
EXTENSIONS
Definition corrected by Han Guoniu, Oct 11 2012
STATUS
approved