Recip transform of 2*(1 + x^4 + x^5)-1/(1-x).

Terms

a(0) =1a(1) =1a(2) =3a(3) =11a(4) =43a(5) =181a(6) =799a(7) =3643a(8) =17033a(9) =81225a(10) =393515a(11) =1931463a(12) =9583895a(13) =47996913a(14) =242290399a(15) =1231566327a(16) =6298089417a(17) =32380551185a(18) =167274293923a(19) =867817932515