a(n) is the first start of a sequence of exactly n lower twin primes under the iteration p -> 3*p+2.

A352162

a(n) is the first start of a sequence of exactly n lower twin primes under the iteration p -> 3*p+2.

Terms

    a(0) =11a(1) =3a(2) =32969a(3) =211725989

External references