a(n) = -Sum_{k=0..n} binomial(n, k)*A226158(k).

Terms

a(0) =0a(1) =1a(2) =3a(3) =6a(4) =9a(5) =10a(6) =9a(7) =14a(8) =33a(9) =18a(10) =-135a(11) =22a(12) =2097a(13) =26a(14) =-38199a(15) =30a(16) =929601a(17) =34a(18) =-28820583a(19) =38a(20) =1109652945a(21) =42a(22) =-51943281687a(23) =46a(25) =50a(27) =54a(29) =58a(31) =62a(33) =66