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A093576 Smallest prime of the form n^j+(n+1)^k, with j,k integer, min(j,k)>1. 2

%I #2 Mar 31 2012 10:29:04

%S 5,13,43,41,61,379,113,593,181,14741,16369,313,2393,421,3631,83777,

%T 613,105337,761,9661,205129,1013,12743,1201,1301,20359,1146097,615497,

%U 1741,1861,1049537,2113,2522257,2381,2521,51949,3959297,56393,3121,2561681

%N Smallest prime of the form n^j+(n+1)^k, with j,k integer, min(j,k)>1.

%e a(3)=43 because 3^3+4^2=43 is prime, whereas 3^2+4^2=25 is composite.

%Y Cf. A027862 primes of the form n^2+(n+1)^2, A093574, A093575.

%K nonn

%O 1,1

%A _Hugo Pfoertner_, Apr 01 2004

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Last modified August 27 19:33 EDT 2024. Contains 375471 sequences. (Running on oeis4.)