Base-4 numbers whose square is a palindrome in base 4.

Terms

a(0) =0a(1) =1a(2) =11a(3) =101a(4) =111a(5) =1001a(6) =1013a(7) =1103a(8) =10001a(9) =10101a(10) =10121a(11) =10331a(12) =100001a(13) =100133a(14) =1000001a(15) =1001001a(16) =1001201a(17) =1010301a(18) =1100211a(19) =1100323a(20) =1101211a(21) =10000001a(22) =10001333a(23) =10013201a(24) =10031113a(25) =100000001a(26) =100010001a(27) =100012001a(28) =100103001a(29) =100301113