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A120563 Prime numbers of the form prod_{k=1,...,n} prime(k)^k + 1. 0

%I

%S 3,19,2251

%N Prime numbers of the form prod_{k=1,...,n} prime(k)^k + 1.

%C Corresponding n for these three terms are 1, 2, 3. The next term, if any, has 330855 or more digits and corresponding n > 450.

%e The prime 2251 is a term as 2251 = 2^1 * 3^2 * 5^3 + 1.

%K bref,hard,more,nonn

%O 0,1

%A _Rick L. Shepherd_, Jun 14 2006

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Last modified July 19 22:14 EDT 2019. Contains 325168 sequences. (Running on oeis4.)