Primes such that the outer 2 digits are n and n-1 and all inner digits are 4, where 0 < n < 9.

A108831

Primes such that the outer 2 digits are n and n-1 and all inner digits are 4, where 0 < n < 9.

Terms

    a(0) =241a(1) =443a(2) =2441a(3) =8447a(4) =444443a(5) =844447a(6) =2444441a(7) =444444443a(8) =244444444441a(9) =444444444443

External references