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A287357
Positions of 0 in A287356.
4
3, 12, 15, 18, 23, 28, 37, 46, 55, 58, 61, 70, 73, 76, 85, 88, 91, 96, 101, 110, 113, 116, 121, 126, 135, 138, 141, 146, 151, 160, 169, 178, 181, 184, 189, 194, 203, 212, 221, 224, 227, 232, 237, 246, 255, 264, 267, 270, 279, 282, 285, 294, 297, 300, 305
OFFSET
1,1
LINKS
MATHEMATICA
s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {1, 2}, 2 -> 0}] &, {0}, 11] (* A287356 *)
Flatten[Position[s, 0]] (* A287357 *)
Flatten[Position[s, 1]] (* A287358 *)
Flatten[Position[s, 2]] (* A287359 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, May 24 2017
STATUS
approved