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A020618 Smallest nonempty set S containing prime divisors of 8k+5 for each k in S. 0
3, 7, 11, 13, 17, 23, 29, 31, 47, 53, 59, 61, 67, 79, 109, 127, 541, 619, 661, 743, 877, 1021, 2333, 4957 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..24.

CROSSREFS

Sequence in context: A310195 A310196 A020574 * A184865 A055211 A183176

Adjacent sequences:  A020615 A020616 A020617 * A020619 A020620 A020621

KEYWORD

nonn,fini,full

AUTHOR

David W. Wilson

STATUS

approved

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Last modified May 18 10:19 EDT 2021. Contains 343995 sequences. (Running on oeis4.)