Palindromic primes pp such that digit sum of pp as substring appears more than once in pp.

A109209

Palindromic primes pp such that digit sum of pp as substring appears more than once in pp.

Terms

    a(0) =1123211a(1) =1412141a(2) =3228223a(3) =3773773a(4) =7949497a(5) =9495949a(6) =100161001a(7) =101060101a(8) =101141101a(9) =110232011a(10) =111050111a(11) =112030211a(12) =112111211a(13) =113111311a(14) =121111121a(15) =122363221a(16) =122444221a(17) =125252521a(18) =131030131a(19) =131111131a(20) =138313831a(21) =138383831

External references