Expansion of 1/(1 - x*A002296(x)).

Terms

a(0) =1a(1) =1a(2) =2a(3) =10a(4) =89a(5) =1002a(6) =12592a(7) =168805a(8) =2363241a(9) =34138860a(10) =505042286a(11) =7612594936a(12) =116492572621