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A088549
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Primes of the form x^5 + x^4 + x^3 + x^2 + x + 2.
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2
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2, 7, 3907, 19609, 66431, 4288307, 54066637, 71270179, 351925757, 512604457, 1178420167, 24065769961, 30763687627, 48616590079, 130674467449, 229898795029, 329720803007, 363825386107, 886352920147, 2479006804507
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Select[Table[Plus@@(x^Range[5])+2, {x, 0, 100}], PrimeQ] (* Harvey P. Dale, Jun 19 2021 *)
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PROG
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(PARI) polypn(n, p) = { for(x=1, n, if(p%2, y=2, y=1); for(m=1, p, y=y+x^m; ); if(isprime(y), print1(y", ")); ) }
(Magma) [ a: n in [0..400] | IsPrime(a) where a is n^5 + n^4 + n^3 + n^2 + n + 2]
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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