The eighth Euler transform of the sequence with g.f. 1+x.

Terms

a(0) =1a(1) =1a(2) =8a(3) =36a(4) =204a(5) =1002a(6) =5244a(7) =26328a(8) =133476a(9) =667335a(10) =3331117a(11) =16516607a(12) =81607176a(13) =401407499a(14) =1967534543a(15) =9609826869a(16) =46788348316a(17) =227114265649