Largest prime factor of A019518, concatenation of first n primes.
A074809
Largest prime factor of A019518, concatenation of first n primes.
Terms
- a(0) =2a(1) =23a(2) =47a(3) =2357a(4) =223a(5) =35339a(6) =214282847a(7) =7717859a(8) =806801a(9) =185176472401a(10) =357211a(12) =104364752351a(13) =27558919
External references
- oeis: A074809