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A020615
Smallest nonempty set S containing prime divisors of 8k+1 for each k in S.
0
3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 59, 67, 83, 89, 97, 103, 109, 131, 137, 179, 199, 233, 373, 1049, 1097, 1223, 1433, 2293
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..32.
CROSSREFS
Sequence in context:
A191378
A191376
A179429
*
A172146
A225670
A165255
Adjacent sequences:
A020612
A020613
A020614
*
A020616
A020617
A020618
KEYWORD
nonn
,
fini
,
full
AUTHOR
David W. Wilson
STATUS
approved
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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)