Expansion of g.f. A(x) satisfying A(x) = A( x^2*(1+x)^2 ) / x.

Terms

a(0) =1a(1) =2a(2) =3a(3) =8a(4) =15a(5) =26a(6) =55a(7) =124a(8) =284a(9) =616a(10) =1264a(11) =2560a(12) =5145a(13) =10334a(14) =21157a(15) =44396a(16) =94918a(17) =205404a(18) =447798a(19) =980176a(20) =2147217a(21) =4692342a(22) =10202201a(23) =22035060a(24) =47259294a(25) =100704188a(26) =213446378a(27) =450615024a(28) =948696951a(29) =1993590770