Subswing - the inverse binomial transform of the swinging factorial (A056040).

Terms

a(0) =1a(1) =0a(2) =1a(3) =2a(4) =-9a(5) =44a(6) =-165a(7) =594a(8) =-2037a(9) =6824a(10) =-22437a(11) =72830a(12) =-234047a(13) =746316a(14) =-2364947a(15) =7455798a(16) =-23405085a(17) =73207728a(18) =-228275949a(19) =709906518a(20) =-2202557691a(21) =6819616020a(22) =-21076580511a(23) =65032888998a(24) =-200369138571a(25) =616531573224