Numerators in expansion of (1-x)^(5/2).

Terms

a(0) =1a(1) =-5a(2) =15a(3) =-5a(4) =-5a(5) =-3a(6) =-5a(7) =-5a(8) =-45a(9) =-55a(10) =-143a(11) =-195a(12) =-1105a(13) =-1615a(14) =-4845a(15) =-7429a(16) =-185725a(17) =-294975a(18) =-950475a(19) =-1550775a(20) =-10235115a(21) =-17058525a(22) =-57378675a(23) =-97294275a(24) =-1329688425a(25) =-2287064091a(26) =-7916760315a(27) =-13781027215