Sorted list of strings that can be obtained by starting with 123 and repeatedly doubling any substring in place.
A135475
Sorted list of strings that can be obtained by starting with 123 and repeatedly doubling any substring in place.
Terms
- a(0) =123a(1) =1123a(2) =1223a(3) =1233a(4) =11123a(5) =11223a(6) =11233a(7) =12123a(8) =12223a(9) =12233a(10) =12323a(11) =12333a(12) =111123a(13) =111223a(14) =111233a(15) =112123a(16) =112223a(17) =112233a(18) =112323a(19) =112333a(20) =121123a(21) =121223a(22) =121233a(23) =122123a(24) =122223a(25) =122233a(26) =122323a(27) =122333a(28) =123123a(29) =123223
External references
- oeis: A135475