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A114350
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Primes of the form 2x^3 + x + 1.
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0
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19, 439, 1033, 2011, 3469, 5503, 8209, 21319, 27673, 43933, 78643, 170413, 221233, 250051, 314983, 351289, 476719, 524353, 1185493, 1557469, 2963203, 4000879, 4194433, 5256283, 5488141, 8503219, 9826171, 10536223, 10903729, 11664181
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OFFSET
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1,1
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LINKS
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Table of n, a(n) for n=1..30.
David Broadhurst, An algebraic approach to primality proving.
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MATHEMATICA
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Select[Table[2x^3+x+1, {x, 200}], PrimeQ] (* From Harvey P. Dale, Jan 07 2011 *)
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PROG
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(PARI) g(n, k) = for(x=1, n, y=k*x^3+x+1; if(isprime(y), print1(y", ")))
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CROSSREFS
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Sequence in context: A089573 A121938 A108145 * A194730 A012506 A201798
Adjacent sequences: A114347 A114348 A114349 * A114351 A114352 A114353
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KEYWORD
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easy,nonn
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AUTHOR
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Cino Hilliard (hillcino368(AT)gmail.com), Feb 09 2006
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STATUS
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approved
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