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A020615 Smallest nonempty set S containing prime divisors of 8k+1 for each k in S. +0
1
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 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A065380 A038134 A138980 this_sequence A007703 A002556 A130101

Adjacent sequences: A020612 A020613 A020614 this_sequence A020616 A020617 A020618

KEYWORD

nonn,fini,full

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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