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 A138407 a(n) = (n-th prime)^5-(n-th prime)^4. 14
 16, 162, 2500, 14406, 146410, 342732, 1336336, 2345778, 6156502, 19803868, 27705630, 67469796, 113030440, 143589642, 224465326, 410305012, 702806938, 830750460, 1329973986, 1778817670, 2044673352, 3038106318, 3891582322 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Differences p^k-p^m such that k > m: p^2-p is given in A036689 p^3-p is given in A127917 p^3-p^2 is given in A135177 p^4-p is given in A138401 p^4-p^2 is given in A138402 p^4-p^3 is given in A138403 p^5-p is given in A138404 p^5-p^2 is given in A138405 p^5-p^4 is given in A138406 p^6-p is given in A138408 p^6-p^2 is given in A138409 p^6-p^3 is given in A138410 p^6-p^4 is given in A138411 p^6-p^5 is given in A138412 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..200 MATHEMATICA a = {}; Do[p = Prime[n]; AppendTo[a, p^5 - p^4], {n, 1, 50}]; a f54[n_]:=Module[{c=Prime[n]}, c^5-c^4]; Array[f54, 30] (* Harvey P. Dale, Mar 29 2015 *) PROG (PARI) forprime(p=2, 1e3, print1(p^5-p^4", ")) \\ Charles R Greathouse IV, Jun 16 2011 (MAGMA) [NthPrime((n))^5 - NthPrime((n))^4: n in [1..30] ]; // Vincenzo Librandi, Jun 17 2011 CROSSREFS Sequence in context: A232333 A091363 A225897 * A094857 A204031 A025930 Adjacent sequences:  A138404 A138405 A138406 * A138408 A138409 A138410 KEYWORD nonn,easy AUTHOR Artur Jasinski, Mar 19 2008 EXTENSIONS First Mathematica program corrected by Harvey P. Dale, Mar 29 2015 STATUS approved

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