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A020605 Smallest nonempty set S containing prime divisors of 6k+8 for each k in S. 0
2, 5, 7, 11, 17, 19, 23, 37, 61, 73, 223, 673 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A020582. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 26 2008]

Sequence in context: A023238 A194991 A049042 * A045348 A023207 A038611

Adjacent sequences:  A020602 A020603 A020604 * A020606 A020607 A020608

KEYWORD

nonn,fini,full

AUTHOR

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

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Last modified February 13 21:09 EST 2012. Contains 205561 sequences.