Coefficients in the expansion of C^2/B^3, in Watson's notation of page 118.

Terms

a(0) =1a(1) =3a(2) =9a(3) =22a(4) =51a(5) =108a(6) =221a(7) =427a(8) =804a(9) =1461a(10) =2596a(11) =4497a(12) =7652a(13) =12767a(14) =20984a(15) =33958a(16) =54255a(17) =85580a(18) =133520a(19) =206066a(20) =315010a(21) =477083a(22) =716494a(23) =1067316a(24) =1578102a(25) =2316569a(26) =3377965a(27) =4894045a(28) =7047970a(29) =10091120