Sorted list of primitive strings that can be obtained by starting with 123 and repeatedly doubling any substring in place.

A135479

Sorted list of primitive strings that can be obtained by starting with 123 and repeatedly doubling any substring in place.

Terms

    a(0) =123a(1) =12123a(2) =12323a(3) =123123a(4) =1212123a(5) =1212323a(6) =1232323a(7) =12123123a(8) =12312123a(9) =12312323a(10) =12313123a(11) =12323123a(12) =121212123a(13) =121212323a(14) =121232123a(15) =121232323a(16) =123123123a(17) =123212323a(18) =123232323a(19) =1212123123a(20) =1212312123a(21) =1212312323a(22) =1212313123a(23) =1212323123a(24) =1231212123

External references