|
|
|
|
2, 3, 5, 7, 8, 11, 12, 14, 15, 17, 18, 21, 22, 24, 26, 27, 29, 31, 32, 35, 36, 38, 40, 41, 43, 45, 46, 49, 50, 52, 53, 55, 56, 59, 60, 62, 64, 65, 68, 69, 71, 73, 74, 77, 78, 80, 81, 83, 84, 87, 88, 90, 92, 93, 95, 97, 98, 101, 102, 104, 105, 107, 108, 111
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
Conjecture: -1 < n*sqrt(3) - a(n) < 2 for n >= 1.
|
|
LINKS
|
|
|
MATHEMATICA
|
s = Nest[Flatten[# /. {0 -> {1}, 1 -> {0, 1, 1, 0}}] &, {0}, 6] (* A284653 *)
Flatten[Position[s, 0]] (* A284654 *)
Flatten[Position[s, 1]] (* A284655 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|