Least k such that k*6*(M(n)^500)-1 is prime where M(i)= i-th Mersenne prime.
A130745
Least k such that k*6*(M(n)^500)-1 is prime where M(i)= i-th Mersenne prime.
Terms
- a(0) =55a(1) =142a(2) =1945a(3) =570a(4) =220a(5) =7124a(6) =2329a(7) =7054a(8) =10005a(9) =447a(10) =14505a(11) =4322
External references
- oeis: A130745