A140137 - OEIS

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A140137

Numbers n such that A140080(n) = 1.

2

1, 2, 4, 7, 8, 11, 13, 14, 16, 19, 22, 23, 25, 26, 28, 29, 31, 32, 35, 37, 38, 41, 43, 44, 46, 47, 49, 50, 52, 53, 55, 56, 58, 59, 61, 62, 64, 67, 70, 71, 73, 74, 76, 77, 79, 82, 83, 85, 86, 88, 89, 91, 92, 94, 95, 97, 98, 100, 101, 103, 104, 106, 107, 109, 110

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

This and A140138 together give all numbers not divisible by 3.

LINKS

Table of n, a(n) for n=1..65.

CROSSREFS

Cf. A140080, A140138.

Sequence in context: A000069 A344602 A333975 * A080308 A089559 A165741

Adjacent sequences: A140134 A140135 A140136 * A140138 A140139 A140140

KEYWORD

nonn

AUTHOR

Nadia Heninger and N. J. A. Sloane, Jun 08 2008

STATUS

approved