Palindromic squares whose sum of digits is also a palindromic square.

A225739

Palindromic squares whose sum of digits is also a palindromic square.

Terms

    a(0) =1a(1) =4a(2) =9a(3) =121a(4) =10201a(5) =12321a(6) =1002001a(7) =100020001a(8) =102030201a(9) =10000200001

External references