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 A157929 Numbers n such that n^2+4, n^2+8, and n^2+10 are prime. 1
 3, 57, 1203, 2307, 3837, 3843, 4227, 4257, 5277, 7053, 7473, 9933, 10893, 11487, 12603, 23223, 32397, 44037, 44517, 46893, 48327, 48693, 52083, 52923, 54813, 55647, 61827, 61977, 62493, 71733, 71793, 77097, 81837, 97383, 98487, 98853, 99393, 102117, 102753, 109617, 112347 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..200 MATHEMATICA Select[Range[112347], PrimeQ[#^2+4] && PrimeQ[#^2+8] && PrimeQ[#^2+10]&] PROG (MAGMA)[n: n in [0..150000]|IsPrime(n^2+4) and IsPrime(n^2+8) and IsPrime(n^2+10)] CROSSREFS Cf. A086220. Sequence in context: A171356 A060483 A139746 * A053725 A053774 A009723 Adjacent sequences:  A157926 A157927 A157928 * A157930 A157931 A157932 KEYWORD nonn AUTHOR Vincenzo Librandi, Dec 16 2010 STATUS approved

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