Number of trees with n nodes and 10 leaves.

Terms

a(0) =1a(1) =5a(2) =25a(3) =116a(4) =482a(5) =1834a(6) =6399a(7) =20688a(8) =62355a(9) =176542a(10) =472051a(11) =1198756a(12) =2904166a(13) =6740600a(14) =15042512a(15) =32382969a(16) =67441667a(17) =136233495a(18) =267534126a(19) =511819591a(20) =955658500a(21) =1744487967a(22) =3117961283a(23) =5463991463a(24) =9400016470a(25) =15893600813