E.g.f.: 1 / (1 - x - log(1 - x)).

Terms

a(0) =1a(1) =0a(2) =-1a(3) =-2a(4) =0a(5) =16a(6) =50a(7) =-132a(8) =-2184a(9) =-9984a(10) =6912a(11) =341760a(12) =38544a(13) =-47086272a(14) =-702019344a(15) =-6076389984a(16) =-43980940800a(17) =-656377887744