Numerators in expansion of (1-x)^(3/2).

Terms

a(0) =1a(1) =-3a(2) =3a(3) =1a(4) =3a(5) =3a(6) =7a(7) =9a(8) =99a(9) =143a(10) =429a(11) =663a(12) =4199a(13) =6783a(14) =22287a(15) =37145a(16) =1002915a(17) =1710855a(18) =5892945a(19) =10235115a(20) =71645805a(21) =126233085a(22) =447553665a(23) =797813055a(24) =11435320455a(25) =20583576819a(26) =74417546961a(27) =135054066707a(28) =983965343151