A014486-indices of binary trees whose left and right subtree are identical.

Terms

a(0) =0a(1) =1a(2) =6a(3) =42a(4) =52a(5) =385a(6) =414a(7) =477a(8) =506a(9) =555a(10) =4089a(11) =4180a(12) =4388a(13) =4479a(14) =4645a(15) =5095a(16) =5186a(17) =5394a(18) =5485a(19) =5651a(20) =5969a(21) =6060a(22) =6226a(23) =6502a(24) =47363a(25) =47661a(26) =48366a(27) =48664a(28) =49237a(29) =50800