Numbers k such that 1 + 2^k + 4^k + 6^k is prime.
A081510
Numbers k such that 1 + 2^k + 4^k + 6^k is prime.
Terms
- a(0) =1a(1) =11a(2) =23a(3) =59a(4) =399a(5) =63321
External references
- oeis: A081510
A081510
Numbers k such that 1 + 2^k + 4^k + 6^k is prime.