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A274089 Numbers repeated except that powers of 2 only appear once. 2
1, 2, 3, 3, 4, 5, 5, 6, 6, 7, 7, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, 40, 40 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..74.

CROSSREFS

Conjectured to be (essentially) the first differences of A002960.~

Sequence in context: A167743 A020888 A196393 * A086335 A123387 A123070

Adjacent sequences:  A274086 A274087 A274088 * A274090 A274091 A274092

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jun 10 2016

STATUS

approved

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Last modified July 22 16:43 EDT 2019. Contains 325225 sequences. (Running on oeis4.)