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A028886
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Primes of form n^2 - 8.
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1
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17, 41, 73, 113, 281, 353, 433, 521, 617, 953, 1217, 1361, 2017, 2393, 2593, 2801, 4217, 4481, 6553, 7561, 8273, 8641, 10193, 10601, 13217, 13681, 14153, 14633, 15121, 16633, 17681, 18217, 20441, 21017, 21601, 22193, 25913, 26561, 29921
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 1..8000
P. De Geest, Palindromic Quasipronics of the form n(n+x)
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MATHEMATICA
| lst={}; Do[s=n^2; If[PrimeQ[p=s-8], AppendTo[lst, p]], {n, 7!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Sep 27 2008]
Select[Range[3, 1000]^2-8, PrimeQ] (* Vincenzo Librandi, Dec 01 2011 *)
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PROG
| (MAGMA) [a: n in [3..300] | IsPrime(a) where a is n^2-8]; // Vincenzo Librandi, Dec 01 2011
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CROSSREFS
| Sequence in context: A163185 A138005 A166147 * A146443 A110226 A054819
Adjacent sequences: A028883 A028884 A028885 * A028887 A028888 A028889
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KEYWORD
| nonn,easy
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AUTHOR
| Patrick De Geest (pdg(AT)worldofnumbers.com)
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