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A186815
Numbers n such that n^2-10 is a prime.
2
9, 21, 27, 39, 51, 69, 81, 87, 99, 117, 129, 147, 153, 171, 177, 183, 207, 219, 249, 261, 309, 333, 351, 363, 387, 393, 399, 429, 441, 447, 459, 471, 477, 483, 519, 537, 561, 597, 609, 621, 633, 639, 651, 663, 687, 711, 717, 723, 741, 753, 777, 807, 849
OFFSET
1,1
LINKS
EXAMPLE
9^2-10=71 prime.
MATHEMATICA
Select[Range[4, 1200], PrimeQ[#^2-10]&]
PROG
(Magma) [n: n in [1..1000] | IsPrime(n^2-10)]; // Vincenzo Librandi, Jul 10 2016
CROSSREFS
Sequence in context: A100490 A173250 A128462 * A106214 A348839 A036316
KEYWORD
nonn,easy
AUTHOR
STATUS
approved