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A060981
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Primes of the form 4k^2 - 152k + 1487 + (6k - 114)*(-1)^k.
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1
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1373, 1447, 1097, 1163, 853, 911, 641, 691, 461, 503, 313, 347, 197, 223, 113, 131, 61, 71, 41, 43, 53, 47, 97, 83, 173, 151, 281, 251, 421, 383, 593, 547, 797, 743, 1033, 971, 1301, 1231, 1601, 1523, 1933, 1847, 2297, 2203, 2693, 2591, 3121, 3011, 3581
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OFFSET
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1,1
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COMMENTS
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Generates distinct values, the first 61 of which (i.e., those corresponding to k = 0..60) are primes.
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LINKS
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MATHEMATICA
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Select[Table[4n^2-152n+1487+(6n-114)(-1)^n, {n, 0, 50}], PrimeQ] (* Harvey P. Dale, Sep 15 2011 *)
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PROG
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(PARI) { n=0; for (m=0, 10000, p=4*m^2 - 152*m + 1487 + (6*m - 114)*(-1)^m; if (isprime(p), write("b060981.txt", n++, " ", p); if (n==1000, break)); ) } \\ Harry J. Smith, Jul 15 2009
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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