Least k such that k^(3^n)*(k^(3^n) - 1) + 1 is prime.

A246120

Least k such that k^(3^n)*(k^(3^n) - 1) + 1 is prime.

Terms

    a(0) =2a(1) =6a(2) =7a(3) =93a(4) =15a(5) =372a(6) =421a(7) =759a(8) =7426a(9) =9087

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