Expansion of (1+x)^(1/(1-x)).

Terms

a(0) =1a(1) =1a(2) =2a(3) =9a(4) =44a(5) =290a(6) =2154a(7) =19026a(8) =186752a(9) =2070792a(10) =25119720a(11) =334960560a(12) =4824346152a(13) =75100568088