a(n) is the beginning of the first set of n consecutive primes such that the concatenation of n with each of these primes is also prime.
A088605
a(n) is the beginning of the first set of n consecutive primes such that the concatenation of n with each of these primes is also prime.
Terms
- a(0) =3a(1) =23a(2) =7a(3) =720901a(4) =956759a(5) =41a(6) =4769888443
External references
- oeis: A088605