Expansion of 1/(1 - 4*x + 7*x^2).

Terms

a(0) =1a(1) =4a(2) =9a(3) =8a(4) =-31a(5) =-180a(6) =-503a(7) =-752a(8) =513a(9) =7316a(10) =25673a(11) =51480a(12) =26209a(13) =-255524a(14) =-1205559a(15) =-3033568a(16) =-3695359a(17) =6453540a(18) =51681673a(19) =161551912a(20) =284435937a(21) =6880364a(22) =-1963530103a(23) =-7902282960a(24) =-17864421119a(25) =-16141703756a(26) =60484132809