Numbers k such that 10^k*(10^7*(-1+10^k)+6083806) + 10^k - 1 is prime.
A107291
Numbers k such that 10^k*(10^7*(-1+10^k)+6083806) + 10^k - 1 is prime.
Terms
- a(0) =8a(1) =33a(2) =41a(3) =495a(4) =657a(5) =1904a(6) =4497a(7) =9369a(8) =11096a(9) =11465a(10) =12542a(11) =20819
External references
- oeis: A107291