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A284655
Positions of 1 in A284653; complement of A284654.
3
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
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
Clark Kimberling, Apr 07 2017
STATUS
approved