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A287075
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Positions of 2 in A287072.
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4
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3, 6, 11, 15, 20, 24, 27, 31, 36, 40, 43, 48, 52, 55, 59, 64, 68, 71, 76, 80, 85, 89, 92, 97, 101, 104, 108, 113, 117, 120, 125, 129, 134, 138, 141, 145, 150, 154, 157, 162, 166, 171, 175, 178, 183, 187, 190, 194, 199, 203, 206, 211, 215, 220, 224, 227, 231
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {2, 1}, 2 -> 0}] &, {0}, 10] (* A287072 *)
Flatten[Position[s, 0]] (* A287073 *)
Flatten[Position[s, 1]] (* A287074 *)
Flatten[Position[s, 2]] (* A287075 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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