A020605 Smallest nonempty set S containing prime divisors of 6k+8 for each k in S.

2, 5, 7, 11, 17, 19, 23, 37, 61, 73, 223, 673

Offset

1,1

Links

Table of n, a(n) for n=1..12.

Crossrefs

Cf. A020582. [From R. J. Mathar, Oct 26 2008]

Sequence in context: A319596 A235480 A049042 * A323698 A045348 A023207

Adjacent sequences: A020602 A020603 A020604 * A020606 A020607 A020608

Keyword

nonn,fini,full

Author

David W. Wilson

Status

approved