9th column of Catalan triangle A009766.

Terms

a(0) =1430a(1) =4862a(2) =11934a(3) =25194a(4) =48450a(5) =87210a(6) =149226a(7) =245157a(8) =389367a(9) =600875a(10) =904475a(11) =1332045a(12) =1924065a(13) =2731365a(14) =3817125a(15) =5259150a(16) =7152444a(17) =9612108a(18) =12776588a(19) =16811300a(20) =21912660a(21) =28312548a(22) =36283236a(23) =46142811a(24) =58261125a(25) =73066305a(26) =91051857a(27) =112784399a(28) =138912059