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A035346
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Let F(n)=Q(n)-P(n) be the Fortunate numbers (A005235); sequence gives n such that F(n)=p(n+1).
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5
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1, 2, 3, 6, 7, 8, 14, 16, 17, 21, 73, 801
(list;
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listen;
history;
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internal format)
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OFFSET
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0,2
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REFERENCES
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S. W. Golomb, The evidence for Fortune's conjecture, Math. Mag. 54 (1981), 209-210.
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LINKS
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Table of n, a(n) for n=0..11.
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EXAMPLE
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a(10) = 21 because A002110(21)+Prime[22] = 40729680599249024150621323549 = 2.3.5.....67.71.73 + 79 is prime.
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CROSSREFS
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Cf. A002110, A005235, A006862, A035345.
Sequence in context: A166458 A189013 A127330 * A030164 A066646 A215488
Adjacent sequences: A035343 A035344 A035345 * A035347 A035348 A035349
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane.
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EXTENSIONS
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The terms 21 and 73 were found by Labos E. (labos(AT)ana.sote.hu), May 02 2000.
One more term from Ralf Stephan, Oct 20 2002
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STATUS
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approved
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