A013947 Positions of 1's in Kolakoski sequence (A000002).

1, 4, 5, 7, 10, 13, 14, 16, 17, 20, 22, 23, 25, 28, 29, 31, 32, 34, 37, 40, 41, 43, 46, 48, 49, 51, 52, 55, 58, 59, 61, 64, 67, 68, 70, 71, 73, 76, 78, 79, 82, 85, 86, 88, 91, 94, 95, 97, 98, 101, 103, 104, 106, 109, 112, 113, 115, 116, 118, 121, 122, 124, 125, 128, 130, 131, 133

Offset

1,2

Links

Table of n, a(n) for n=1..67.

Formula

For n > 1, a(n) = A022297(n)+1.

Crossrefs

Complement: A013948.

Cf. A000002, A022297, A156077.

Sequence in context: A013951 A269861 A187479 * A202342 A234141 A093517

Adjacent sequences: A013944 A013945 A013946 * A013948 A013949 A013950

Keyword

nonn,easy

Author

Clark Kimberling

Status

approved