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A099983 Bisection of A000043. 0
3, 7, 17, 31, 89, 127, 607, 2203, 3217, 4423, 9941, 19937, 23209, 86243, 132049, 756839, 1257787, 2976221, 6972593 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..18.

CROSSREFS

Sequence in context: A068682 A292446 A045425 * A275631 A048860 A233930

Adjacent sequences:  A099980 A099981 A099982 * A099984 A099985 A099986

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 19 2004

STATUS

approved

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Last modified October 13 21:59 EDT 2019. Contains 327981 sequences. (Running on oeis4.)