Squares in which the k-th significant digit either divides k or is a multiple of k.

Terms

a(0) =1a(1) =4a(2) =9a(3) =16a(4) =25a(5) =49a(6) =64a(7) =81a(8) =121a(9) =144a(10) =169a(11) =324a(12) =361a(13) =625a(14) =961a(15) =1369a(16) =1681a(17) =2116a(18) =2916a(19) =4624a(20) =8649a(21) =11664a(22) =12321a(23) =14161a(24) =14641a(25) =51984a(26) =114921a(27) =151321a(28) =214369a(29) =311364