The generating function A(x) satisfies the functional equation: A(x)+x = x*A(A(x)).

Terms

a(0) =0a(1) =-1a(2) =1a(3) =0a(4) =-2a(5) =1a(6) =10a(7) =-13a(8) =-70a(9) =163a(10) =585a(11) =-2162a(12) =-5361a(13) =30588a(14) =49870a(15) =-459125a(16) =-411370a(17) =7257651a(18) =1513653a(19) =-119997558a(20) =56857538a(21) =2062729507a(22) =-2444340720a(23) =-36662245639a(24) =71849171621a(25) =670108236318