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

Terms

a(0) =1a(1) =0a(2) =1a(3) =5a(4) =16a(5) =45a(6) =126a(7) =361a(8) =1046a(9) =3032a(10) =8771a(11) =25348a(12) =73252a(13) =211724a(14) =612009a(15) =1769080a(16) =5113647a(17) =14781237a(18) =42725841a(19) =123501151a(20) =356986401a(21) =1031887518a(22) =2982723523a(23) =8621714049a(24) =24921502864a(25) =72036871920a(26) =208226244217a(27) =601888555723