Dirichlet convolution of [ 1,1,1,... ] with A034778.

Terms

a(0) =1a(1) =-47a(2) =505a(3) =-2415a(4) =9661a(5) =-23735a(6) =-33487a(7) =237201a(8) =-163277a(9) =-454067a(10) =1069225a(11) =-1219575a(12) =-1155475a(13) =1573889a(14) =4878805a(15) =323217a(16) =-13811867a(17) =7674019a(18) =21322841a(19) =-23331315a(20) =-16910935a(21) =-50253575a(22) =37286545a(23) =119786505a(24) =-27659889a(25) =54307325a(26) =-203997509a(27) =80871105a(28) =256813261a(29) =-229303835