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A287081
Positions of 2 in A287002.
4
3, 8, 12, 19, 24, 28, 32, 37, 41, 48, 55, 60, 64, 71, 76, 80, 84, 89, 93, 97, 102, 106, 113, 118, 122, 126, 131, 135, 142, 149, 154, 158, 165, 172, 177, 181, 188, 193, 197, 201, 206, 210, 217, 224, 229, 233, 240, 245, 249, 253, 258, 262, 266, 271, 275, 282
OFFSET
1,1
LINKS
MATHEMATICA
s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {2, 0}, 2 -> 1}] &, {0}, 10] (* A287002 *)
Flatten[Position[s, 0]] (* A287003 *)
Flatten[Position[s, 1]] (* A287004 *)
Flatten[Position[s, 2]] (* A287081 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, May 21 2017
STATUS
approved