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Search: id:A154608
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A154608 Numbers n such that n and 11n+4 are both prime +0
2
3, 5, 17, 23, 47, 53, 59, 89, 107, 137, 173, 179, 239, 263, 269, 317, 347, 383, 389, 443, 449, 479, 557, 563, 569, 617, 647, 653, 659, 677, 683 (list; graph; listen)
OFFSET

1,1

EXAMPLE

For n=3, 11*3+4=37; n=389, 11*389+4=4283

CROSSREFS

Cf. A017437, A141851, A154607

Sequence in context: A069687 A079017 A100564 this_sequence A024862 A025106 A079649

Adjacent sequences: A154605 A154606 A154607 this_sequence A154609 A154610 A154611

KEYWORD

nonn

AUTHOR

Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Jan 15 2009

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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