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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
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OFFSET
0,1
LINKS
Table of n, a(n) for n=0..18.
CROSSREFS
Sequence in context:
A292446
A045425
A364189
*
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 March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)