Numbers k such that (k-1)^(k+1) - k^k is prime.
A134985
Numbers k such that (k-1)^(k+1) - k^k is prime.
Terms
- a(0) =5a(1) =6a(2) =7a(3) =13a(4) =17a(5) =171a(6) =174a(7) =378a(8) =17641
External references
- oeis: A134985
A134985
Numbers k such that (k-1)^(k+1) - k^k is prime.