Squares including each digit exactly once.

Terms

a(0) =1026753849a(1) =1042385796a(2) =1098524736a(3) =1237069584a(4) =1248703569a(5) =1278563049a(6) =1285437609a(7) =1382054976a(8) =1436789025a(9) =1503267984a(10) =1532487609a(11) =1547320896a(12) =1643897025a(13) =1827049536a(14) =1927385604a(15) =1937408256a(16) =2076351489a(17) =2081549376a(18) =2170348569a(19) =2386517904a(20) =2431870596