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A026602 n-th number k such that s(k) = 2, where s = A026600. 4
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 (list; graph; refs; listen; history; text; internal format)
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. [From Matthew Vandermast, Oct 06 2010]

LINKS

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

CROSSREFS

Sequence in context: A287518 A287526 A287413 * A287436 A103078 A060756

Adjacent sequences:  A026599 A026600 A026601 * A026603 A026604 A026605

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 31 19:40 EDT 2020. Contains 334748 sequences. (Running on oeis4.)