Squares in lunar arithmetic in base 2 written in base 2.

Terms

a(0) =0a(1) =1a(2) =100a(3) =111a(4) =10000a(5) =10101a(6) =11100a(7) =11111a(8) =1000000a(9) =1001001a(10) =1010100a(11) =1011111a(12) =1110000a(13) =1111100a(14) =1111101a(15) =1111111a(16) =100000000a(17) =100010001a(18) =100100100a(19) =100110111a(20) =101010000a(21) =101010101a(22) =101111100a(23) =101111111a(24) =111000000a(25) =111011001