Numbers k such that (3^k + 5^k)/8 = A074606(k)/8 is a prime.

A122853

Numbers k such that (3^k + 5^k)/8 = A074606(k)/8 is a prime.

Terms

    a(0) =3a(1) =5a(2) =7a(3) =17a(4) =19a(5) =109a(6) =509a(7) =661a(8) =709a(9) =1231a(10) =12889a(11) =13043a(12) =26723a(13) =43963a(14) =44789

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