List of words over {1,6} with equal numbers of 1's and 6's.

Terms

a(0) =16a(1) =61a(2) =1166a(3) =1616a(4) =1661a(5) =6116a(6) =6161a(7) =6611a(8) =111666a(9) =116166a(10) =116616a(11) =116661a(12) =161166a(13) =161616a(14) =161661a(15) =166116a(16) =166161a(17) =166611a(18) =611166a(19) =611616a(20) =611661a(21) =616116a(22) =616161a(23) =616611a(24) =661116a(25) =661161a(26) =661611a(27) =666111