Numbers k such that k^2 contains only digits {0,1,2}, not ending with zero.

Terms

a(0) =1a(1) =11a(2) =101a(3) =149a(4) =1001a(5) =1011a(6) =1101a(7) =10001a(8) =10011a(9) =11001a(10) =14499a(11) =100001a(12) =100011a(13) =100101a(14) =101001a(15) =110001a(16) =316261a(17) =1000001a(18) =1000011a(19) =1000101a(20) =1010001a(21) =1010011a(22) =1100001a(23) =1100101a(24) =10000001a(25) =10000011a(26) =10000101a(27) =10001001a(28) =10001011a(29) =10001101