OFFSET
1,2
COMMENTS
See A191323.
LINKS
Ivan Neretin, Table of n, a(n) for n = 1..10000
EXAMPLE
1 ->2 -> 3,4 -> 5,7,9 ->
MATHEMATICA
h = 5; i = 0; j = 7; k = 0; f = 1; g = 15;
Union[Flatten[NestList[{Floor[h #/3] + i, Floor[j #/3] + k} &, f, g]]]
(* A191328 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, May 30 2011
STATUS
approved