a(1) = 1, then squarefree palindromes such that a(n+1) = p*a(n) where p is a prime not dividing any previous term.

A082617

a(1) = 1, then squarefree palindromes such that a(n+1) = p*a(n) where p is a prime not dividing any previous term.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =66a(4) =858a(5) =6006a(6) =222222a(7) =22444422a(8) =204042240402

External references