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 A163319 Primes of the form 3^n-n^3. 3
 2, 17, 58049, 6461081889226673298791633, 273892744995340833777347939263771534786080723598328513, 141158163862183763292171284564016760661754655311572624335224092241585052457078933432718798844633407313 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Generated by the n of A109387. The number of decimal digits in this sequence grows as 1, 2, 5, 25, 54, 102, 166, 194,... The large terms beyond a(6) are not shown. LINKS MATHEMATICA f[n_]:=3^n-n^3; lst={}; Do[If[PrimeQ[f[n]], AppendTo[lst, f[n]]], {n, 4*5!}]; lst CROSSREFS Sequence in context: A174305 A003819 A078624 * A269836 A114950 A112969 Adjacent sequences:  A163316 A163317 A163318 * A163320 A163321 A163322 KEYWORD nonn AUTHOR Vladimir Joseph Stephan Orlovsky, Jul 24 2009 EXTENSIONS Edited by R. J. Mathar, Jul 26 2009 STATUS approved

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Last modified January 21 04:53 EST 2020. Contains 331104 sequences. (Running on oeis4.)