Palindromic primes with both the number of digits and the digit sum also palindromic primes.
A109830
Palindromic primes with both the number of digits and the digit sum also palindromic primes.
Terms
- a(0) =11a(1) =101a(2) =131a(3) =151a(4) =191a(5) =313a(6) =353a(7) =10301a(8) =10501a(9) =11311a(10) =13331a(11) =30103a(12) =1003001a(13) =1123211a(14) =1201021a(15) =1221221a(16) =1303031a(17) =1311131a(18) =3001003a(19) =3103013a(20) =10000500001a(21) =10000900001a(22) =10002520001a(23) =10013131001a(24) =10111311101a(25) =10301110301
External references
- oeis: A109830