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Search: id:A137476
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| A137476 |
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Prime numbers n such that n^3 +- (n+1)^2 are primes. |
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1
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OFFSET
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1,1
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EXAMPLE
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3^3 +- 4^2 -> (11,43) Primes,
167^3 +- 168^2 -> 4657463 +- 28224 -> Primes
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MATHEMATICA
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Select[Prime[Range[900]], PrimeQ[ #^3-(#+1)^2]&&PrimeQ[ #^3+(#+1)^2]&]
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CROSSREFS
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Sequence in context: A020545 A100908 A142200 this_sequence A116506 A032484 A119117
Adjacent sequences: A137473 A137474 A137475 this_sequence A137477 A137478 A137479
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KEYWORD
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nonn
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AUTHOR
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Vladimir Orlovsky (4vladimir(AT)gmail.com), Apr 21 2008
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