a(n) is the smallest prime number that is obtained by concatenating 2 consecutive n-digit integers.
A372207
a(n) is the smallest prime number that is obtained by concatenating 2 consecutive n-digit integers.
Terms
- a(0) =23a(1) =1213a(2) =102101a(3) =10021001a(4) =1000810007a(5) =100010100011
External references
- oeis: A372207