Generalized Stirling number triangle of first kind.

Terms

a(0) =1a(1) =-3a(2) =1a(3) =12a(4) =-7a(5) =1a(6) =-60a(7) =47a(8) =-12a(9) =1a(10) =360a(11) =-342a(12) =119a(13) =-18a(14) =1a(15) =-2520a(16) =2754a(17) =-1175a(18) =245a(19) =-25a(20) =1a(21) =20160a(22) =-24552a(23) =12154a(24) =-3135a(25) =445a(26) =-33a(27) =1a(28) =-181440a(29) =241128