Expansion of g.f. A(x) satisfying 0 = Sum_{n=-oo..+oo} x^n * A(x)^n * (1 - x^(n-1))^(n+1).

Terms

a(0) =1a(1) =1a(2) =0a(3) =2a(4) =2a(5) =6a(6) =19a(7) =41a(8) =99a(9) =307a(10) =750a(11) =2062a(12) =5776a(13) =15674a(14) =43700a(15) =123729a(16) =345728a(17) =982580a(18) =2801615a(19) =7994268a(20) =22953104a(21) =66128105a(22) =190846074a(23) =552959720a(24) =1605817449a(25) =4673526011a(26) =13635237816a(27) =39860703465a(28) =116739997283a(29) =342538898105