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A020481 Least p with p, q both prime, p+q = 2n. +0
11
2, 3, 3, 3, 5, 3, 3, 5, 3, 3, 5, 3, 5, 7, 3, 3, 5, 7, 3, 5, 3, 3, 5, 3, 5, 7, 3, 5, 7, 3, 3, 5, 7, 3, 5, 3, 3, 5, 7, 3, 5, 3, 5, 7, 3, 5, 7, 19, 3, 5, 3, 3, 5, 3, 3, 5, 3, 5, 7, 13, 11, 13, 19, 3, 5, 3, 5, 7, 3, 3, 5, 7, 11, 11, 3, 3, 5, 7, 3, 5, 7, 3, 5, 3, 5, 7, 3, 5, 7, 3, 3, 5, 7, 11, 11, 3, 3, 5, 3, 3, 5, 7 (list; graph; listen)
OFFSET

2,1

COMMENT

Essentially the same as A002373, which does not have the a(2) term. - T. D. Noe (noe(AT)sspectra.com), Sep 24 2007

LINKS

H. J. Smith, Table of n, a(n) for n = 2..20000

CROSSREFS

Sequence in context: A035581 A064338 A103359 this_sequence A066660 A057957 A076559

Adjacent sequences: A020478 A020479 A020480 this_sequence A020482 A020483 A020484

KEYWORD

nonn

AUTHOR

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

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.


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