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A267507 Prime numbers n such that n-1 is squarefree and all prime divisors of n-1 other than 19 are in the sequence. 5
2, 3, 7, 43, 4903, 168241543, 5773040306503 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..7.

CROSSREFS

Cf. A267503, A267504, A267505, A267506, A267507.

Sequence in context: A075442 A082993 A071580 * A014546 A068393 A032053

Adjacent sequences:  A267504 A267505 A267506 * A267508 A267509 A267510

KEYWORD

nonn,fini,full

AUTHOR

José María Grau Ribas, Jan 16 2016

STATUS

approved

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Last modified February 21 01:29 EST 2019. Contains 320364 sequences. (Running on oeis4.)