Expansion of (1/x) * Series_Reversion( x / (1 + x^4 * (1 + x)^2) ).

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =1a(5) =2a(6) =1a(7) =0a(8) =4a(9) =18a(10) =30a(11) =22a(12) =28a(13) =156a(14) =455a(15) =700a(16) =740a(17) =1632a(18) =5763a(19) =13566a(20) =20919a(21) =30590a(22) =76615a(23) =216062a(24) =453882a(25) =743820a(26) =1351480a(27) =3381300a(28) =8346195a(29) =16673202