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 A127919 1/3 of product of three numbers: the n-th prime, the previous number and the following number. 9
 2, 8, 40, 112, 440, 728, 1632, 2280, 4048, 8120, 9920, 16872, 22960, 26488, 34592, 49608, 68440, 75640, 100232, 119280, 129648, 164320, 190568, 234960, 304192, 343400, 364208, 408312, 431640, 480928, 682752, 749320, 857072, 895160, 1102600 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Number of irreducible monic cubic polynomials over GF(prime(n)). - Robert Israel, Jan 06 2015 LINKS G. C. Greubel, Table of n, a(n) for n = 1..10000 MAPLE seq((ithprime(n)^3 - ithprime(n))/3, n=1..100); # Robert Israel, Jan 06 2015 MATHEMATICA Table[(Prime[n] + 1) Prime[n](Prime[n] - 1)/3, {n, 1, 100}] PROG (PARI) forprime(p=2, 1e3, print1(2*binomial(p+1, 3)", ")) \\ Charles R Greathouse IV, Jun 16 2011 (MAGMA) [(p^3 - p) div 3: p in PrimesUpTo(150)]; // Vincenzo Librandi, Jan 08 2015 CROSSREFS Cf. A036689, A034953, A127917, A127918, A127920. Sequence in context: A154132 A152458 A087971 * A074092 A003445 A181326 Adjacent sequences:  A127916 A127917 A127918 * A127920 A127921 A127922 KEYWORD nonn,easy AUTHOR Artur Jasinski, Feb 06 2007 STATUS approved

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Last modified October 15 04:33 EDT 2019. Contains 328026 sequences. (Running on oeis4.)