a(n) is the smallest b > 1 such that prime(n), prime(n+1), prime(n+2), prime(n+3), prime(n+4), prime(n+5) and prime(n+6) are all base-b Wieferich primes.
A344831
a(n) is the smallest b > 1 such that prime(n), prime(n+1), prime(n+2), prime(n+3), prime(n+4), prime(n+5) and prime(n+6) are all base-b Wieferich primes.
Terms
- a(0) =4486949a(1) =20950343a(2) =23250274a(3) =741652533a(4) =710808570a(5) =2380570527a(6) =4967352848a(7) =39489360341a(8) =6143373023a(9) =64470545267a(10) =627069771908a(11) =407165268367a(12) =676579634125a(13) =676579634125a(15) =369072416795
External references
- oeis: A344831