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 A133160 Numbers n such that n^3 + n + 91 is prime. 2
 2, 6, 9, 11, 12, 17, 20, 23, 27, 29, 33, 38, 48, 50, 53, 59, 62, 68, 71, 75, 81, 87, 92, 93, 101, 114, 123, 129, 137, 152, 153, 170, 171, 176, 186, 197, 198, 222, 225, 246, 248, 254, 258, 263, 270, 284, 288, 293, 296, 297, 303, 306, 309, 314, 321, 324, 332, 335 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS EXAMPLE 2 is in the sequence because 2^3+2+91 = 101 is prime. 93 is in the sequence because 93^3+93+91 = 804541 is prime. MAPLE a:=proc(n) if isprime(n^3+n+91)=true then n else end if end proc: seq(a(n), n =1..300); - Emeric Deutsch, Jan 08 2008 MATHEMATICA Select[Range[400], PrimeQ[ #^3 + # + 91] &] - Stefan Steinerberger, Dec 24 2007 PROG (MAGMA) [ n: n in [0..400] | IsPrime(n^3+n+91) ]; [From Vincenzo Librandi, Jan 31 2011] CROSSREFS Cf. A002837. Sequence in context: A071814 A066586 A146974 * A128906 A192420 A139639 Adjacent sequences:  A133157 A133158 A133159 * A133161 A133162 A133163 KEYWORD nonn AUTHOR Parthasarathy Nambi, Dec 17 2007 EXTENSIONS More terms from Stefan Steinerberger, Dec 24 2007 STATUS approved

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