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A050130 a(n)=least k satisfying a(k)=2*k in A050128. 1
2, 4, 5, 7, 10, 11, 13, 16, 18, 21, 23, 25, 28, 30, 33, 35, 38, 41, 43, 45, 47, 49, 52, 54, 57, 59, 62, 65, 67, 69, 72, 74, 77, 79, 82, 83, 85, 87, 89, 92, 94, 95, 97, 100, 102, 105, 107, 110, 113, 115, 117, 120, 122, 125, 127, 130, 131 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..57.

CROSSREFS

Sequence in context: A189636 A117741 A019271 * A039672 A014370 A095278

Adjacent sequences:  A050127 A050128 A050129 * A050131 A050132 A050133

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified July 24 00:28 EDT 2021. Contains 346265 sequences. (Running on oeis4.)