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A285161
Positions of 1 in A285159; complement of A285160.
6
3, 4, 5, 9, 10, 11, 13, 15, 19, 20, 23, 24, 25, 27, 31, 32, 35, 36, 37, 39, 43, 44, 47, 48, 51, 52, 53, 57, 58, 59, 63, 64, 65, 67, 69, 73, 74, 77, 78, 79, 81, 85, 86, 89, 90, 91, 93, 97, 98, 101, 102, 105, 106, 107, 109, 111, 115, 116, 119, 120, 123, 124
OFFSET
1,1
COMMENTS
Conjecture: a(n)/n -> 2.
LINKS
EXAMPLE
As a word, A285142 = 001110..., in which 1 is in positions 3,4,5,9,...
MATHEMATICA
s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 1, 1}}] &, {0}, 10]; (* A285159 *)
Flatten[Position[s, 0]]; (* A285160 *)
Flatten[Position[s, 1]]; (* A285161 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Apr 21 2017
STATUS
approved