A109830 Palindromic primes with both the number of digits and the digit sum also palindromic primes.

11, 101, 131, 151, 191, 313, 353, 10301, 10501, 11311, 13331, 30103, 1003001, 1123211, 1201021, 1221221, 1303031, 1311131, 3001003, 3103013, 10000500001, 10000900001, 10002520001, 10013131001, 10111311101, 10301110301

Offset: 1

Author

Zak Seidov, Jul 04 2005

Keywords

• base
• nonn

Links

• Chai Wah Wu, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A082806 = palindromes which are prime and the sum of the digits is also prime. A082806 = palindromic primes with a prime digit sum.

Extensions

More terms from Joshua Zucker, May 17 2006