Expansion of 1/(1+2*x-2*x^2-2*x^3).

Terms

a(0) =1a(1) =-2a(2) =6a(3) =-14a(4) =36a(5) =-88a(6) =220a(7) =-544a(8) =1352a(9) =-3352a(10) =8320a(11) =-20640a(12) =51216a(13) =-127072a(14) =315296a(15) =-782304a(16) =1941056a(17) =-4816128a(18) =11949760a(19) =-29649664a(20) =73566592a(21) =-182532992a(22) =452899840a(23) =-1123732480a(24) =2788198656a(25) =-6918062592a(26) =17165057536a(27) =-42589842944a(28) =105673675776a(29) =-262196922368