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A257647
Least k such that k*2^m + 1 has a covering set of modulus 2*n, or 0 if no such value exists.
3
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 271129, 0, 0, 0, 0, 0, 78557, 0, 0, 0, 0, 0, 327739, 0, 0, 0, 0, 0, 169073869, 0, 201446503145165177, 0, 0, 0, 1777613, 0, 0, 0
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OFFSET
1,12
LINKS
Table of n, a(n) for n=1..39.
Chris K. Caldwell,
The Prime Glossary: Sierpinski number
, The Prime Pages.
Wikipedia,
Sierpinski number
CROSSREFS
Cf.
A076336
,
A257861
,
A258154
.
Sequence in context:
A139028
A249254
A075467
*
A206001
A244561
A137715
Adjacent sequences:
A257644
A257645
A257646
*
A257648
A257649
A257650
KEYWORD
nonn
AUTHOR
Arkadiusz Wesolowski
, Nov 05 2015
STATUS
approved
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Last modified May 22 09:32 EDT 2024. Contains 372745 sequences. (Running on oeis4.)