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A285534
Positions of 0 in A285533; complement of A285535.
3
3, 5, 6, 13, 15, 16, 21, 23, 24, 25, 27, 28, 31, 33, 34, 39, 41, 42, 43, 45, 46, 47, 49, 50, 51, 53, 54, 57, 59, 60, 67, 69, 70, 77, 79, 80, 87, 89, 90, 97, 99, 100, 107, 109, 110, 115, 117, 118, 119, 121, 122, 125, 127, 128, 133, 135, 136, 137, 139, 140
OFFSET
1,1
COMMENTS
Conjecture: a(n)/n -> 2.
LINKS
EXAMPLE
As a word, A285533 = 110100111..., in which 0 is in positions 3,5,6,13,15,...
MATHEMATICA
s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {0, 1, 0, 0}}] &, {0}, 9] (* A285533 *)
Flatten[Position[s, 0]] (* A285534 *)
Flatten[Position[s, 1]] (* A285535 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Apr 30 2017
STATUS
approved