Number of rooted trees with n nodes and 7 leaves.

Terms

a(0) =1a(1) =7a(2) =40a(3) =185a(4) =732a(5) =2544a(6) =7949a(7) =22668a(8) =59773a(9) =147228a(10) =341653a(11) =752182a(12) =1580470a(13) =3185224a(14) =6183637a(15) =11606151a(16) =21127675a(17) =37405050a(18) =64561161a(19) =108866382a(20) =179684155a(21) =290762751a(22) =461978659a(23) =721658992a(24) =1109643254a(25) =1681275261