Squares composed of digits {1,2,6}.

A053883

Squares composed of digits {1,2,6}.

Terms

    a(0) =1a(1) =16a(2) =121a(3) =2116a(4) =261121a(5) =2621161a(6) =6222212161a(7) =6626611216a(8) =6661661161a(9) =26166621121

External references