Numbers k such that 5^k + 86 is prime.

A378867

Numbers k such that 5^k + 86 is prime.

Terms

    a(0) =3a(1) =27a(2) =179a(3) =507a(4) =4671a(5) =4923a(6) =5871a(7) =7571a(8) =19551a(9) =19955

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