Number of inequivalent leaf colorings of series-reduced planted trees with n leaves using at most 2 colors.
A339646
Number of inequivalent leaf colorings of series-reduced planted trees with n leaves using at most 2 colors.
Terms
- a(0) =1a(1) =2a(2) =5a(3) =22a(4) =85a(5) =402a(6) =1885a(7) =9453a(8) =48090a(9) =251476a(10) =1333517a(11) =7177585a(12) =39048327a(13) =214523186a(14) =1188037961a(15) =6626311639a(16) =37186187183a(17) =209826251622
External references
- oeis: A339646