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Search: id:A073627
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| A073627 |
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a(1)=a(2)=1; for n > 2, a(n) is the smallest integer such that a(n) > a(n-1) and a(n)+a(n-1) is prime. |
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+0
7
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| 1, 1, 2, 3, 4, 7, 10, 13, 16, 21, 22, 25, 28, 31, 36, 37, 42, 47, 50, 51, 52, 55, 58, 69, 70, 79, 84, 89, 90, 91, 100, 111, 112, 115, 118, 121, 130, 133, 136, 141, 142, 151, 156, 157, 160, 171, 176, 177, 182, 185, 188, 191, 192, 197, 200, 201, 208, 211, 220, 223
(list; graph; listen)
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OFFSET
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1,3
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LINKS
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T. D. Noe, Table of n, a(n) for n=1..1000
Matthew M. Conroy, Home page (listed instead of email address)
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MATHEMATICA
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s=1; Join[{1, 1}, Table[k=s+1; While[ !PrimeQ[k+s], k++ ]; s=k, {100}]] [From T. D. Noe (noe(AT)sspectra.com), Nov 02 2009]
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CROSSREFS
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Cf. A073628.
Sequence in context: A082008 A105330 A097545 this_sequence A062042 A107817 A008811
Adjacent sequences: A073624 A073625 A073626 this_sequence A073628 A073629 A073630
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Aug 08 2002
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EXTENSIONS
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Edited by Matthew M. Conroy, Oct 21 2002
Definition corrected by T. D. Noe (noe(AT)sspectra.com), Nov 02 2009
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