Rare numbers: k-r and k+r are both perfect squares, where r is reverse of k and k is non-palindromic.

A035519

Rare numbers: k-r and k+r are both perfect squares, where r is reverse of k and k is non-palindromic.

Terms

    a(0) =65a(1) =621770a(2) =281089082a(3) =2022652202a(4) =2042832002a(5) =868591084757a(6) =872546974178a(7) =872568754178

External references