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A114369
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Smallest prime in kx^3+x+5 is prime.
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0
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7, 7, 23, 31, 11, 1307, 13, 71, 79, 393079, 17, 103, 19, 81671, 127, 1033, 23, 151, 521, 167, 4547, 128327, 29, 199, 31, 71363, 223, 1801, 239, 6491, 37, 263, 271, 362059, 41, 43, 311, 1061, 163861, 47, 21517, 250799, 359, 367, 2953, 53, 131731, 107671, 3209
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OFFSET
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0,1
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COMMENTS
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Primes exist in this sequence for all k.
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LINKS
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PROG
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(PARI) g2(n, p) = for(k=1, n, for(x=1, n, y=k*x^3+x+p; if(isprime(y), print1(y", "); break)))
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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