Squares that remain square when the digit 9 is appended.
A023114
Squares that remain square when the digit 9 is appended.
Terms
- a(0) =0a(1) =4a(2) =16a(3) =324a(4) =6400a(5) =23716a(6) =467856a(7) =9229444a(8) =34199104a(9) =674648676a(10) =13308852496a(11) =49315084900a(12) =972842923584
External references
- oeis: A023114