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A020590 Smallest nonempty set S containing prime divisors of 4k+5 for each k in S. 0
3, 7, 11, 17, 73 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A045421 A072456 A138659 * A063437 A190711 A049792

Adjacent sequences:  A020587 A020588 A020589 * A020591 A020592 A020593

KEYWORD

nonn,fini,full

AUTHOR

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

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Last modified February 16 14:37 EST 2012. Contains 205930 sequences.