A020585 Smallest nonempty set S containing prime divisors of 3k+7 for each k in S.

2, 13, 19, 23

Offset

1,1

Links

Table of n, a(n) for n=1..4.

Crossrefs

Sequence in context: A297837 A246358 A262688 * A038943 A019343 A119570

Adjacent sequences: A020582 A020583 A020584 * A020586 A020587 A020588

Keyword

nonn,fini,full

Author

David W. Wilson

Status

approved