Expansion of 1/(1 - 5x + 7x^2).

Terms

a(0) =1a(1) =5a(2) =18a(3) =55a(4) =149a(5) =360a(6) =757a(7) =1265a(8) =1026a(9) =-3725a(10) =-25807a(11) =-102960a(12) =-334151a(13) =-950035a(14) =-2411118a(15) =-5405345a(16) =-10148899a(17) =-12907080a(18) =6506893a(19) =122884025a(20) =568871874a(21) =1984171195a(22) =5938752857a(23) =15804565920a(24) =37451559601a(25) =76625836565a(26) =120968265618a(27) =68460472135a(28) =-504475498651