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A339477 Numbers at the start of a run of exactly 4 consecutive primes that are Sophie Germain primes. 7
1433849, 1989329, 2227853, 5362793, 6557423, 6654761, 7057769, 8127023, 8545529, 9289979, 9686249, 12050039, 19177349, 21720899, 25843463, 27697613, 28901531, 30282953, 34519763, 36527171, 38105981, 41583341, 47124023, 48877583, 50015753, 50611751, 53637569 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Cf. A005384, (Sophie Germain primes), A128825, A338700, A339474, A339475, A339476, A339478.
Sequence in context: A346342 A345642 A346355 * A234657 A015361 A259306
KEYWORD
nonn
AUTHOR
Jon E. Schoenfield, Apr 24 2021
STATUS
approved

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Last modified March 1 20:05 EST 2024. Contains 370443 sequences. (Running on oeis4.)