Number of forests of rooted trees with total weight n, where a node at height k has weight 2^k (with root considered to be at height 0).
A115593
Number of forests of rooted trees with total weight n, where a node at height k has weight 2^k (with root considered to be at height 0).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =2a(5) =3a(6) =4a(7) =6a(8) =7a(9) =10a(10) =13a(11) =17a(12) =22a(13) =29a(14) =38a(15) =50a(16) =64a(17) =82a(18) =107a(19) =136a(20) =175a(21) =224a(22) =288a(23) =363a(24) =465a(25) =587a(26) =748a(27) =942a(28) =1196a(29) =1503
External references
- oeis: A115593