A026602 Numbers k such that A026600(k) = 2.

2, 4, 9, 10, 15, 17, 21, 23, 25, 28, 33, 35, 39, 41, 43, 47, 49, 54, 57, 59, 61, 65, 67, 72, 73, 78, 80, 82, 87, 89, 93, 95, 97, 101, 103, 108, 111, 113, 115, 119, 121, 126, 127, 132, 134, 137, 139, 144, 145, 150, 152, 156, 158, 160

Offset

1,1

Comments

It appears that a(n) gives the position of its own n-th 1 modulo 3 term, the n-th 2 modulo 3 term in A026603, and the n-th multiple of 3 in A026601. A026601 and A026603 appear to have the same sort of indexical properties. - Matthew Vandermast, Oct 06 2010

Links

Table of n, a(n) for n=1..54.

Crossrefs

Cf. A026600, A026601, A026603.

Sequence in context: A287518 A287526 A287413 * A287436 A103078 A060756

Adjacent sequences: A026599 A026600 A026601 * A026603 A026604 A026605

Keyword

nonn

Author

Clark Kimberling

Status

approved