Number of locally stable rooted identity trees with n nodes, meaning no branch is a subset of any other branch of the same root.
A316474
Number of locally stable rooted identity trees with n nodes, meaning no branch is a subset of any other branch of the same root.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =2a(6) =3a(7) =5a(8) =8a(9) =14a(10) =23a(11) =42a(12) =73a(13) =133a(14) =241a(15) =442a(16) =812a(17) =1508a(18) =2802a(19) =5247a(20) =9842a(21) =18554a(22) =35045a(23) =66453a(24) =126249
External references
- oeis: A316474