Generalized Stirling number triangle of first kind.

Terms

a(0) =1a(1) =-10a(2) =1a(3) =110a(4) =-21a(5) =1a(6) =-1320a(7) =362a(8) =-33a(9) =1a(10) =17160a(11) =-6026a(12) =791a(13) =-46a(14) =1a(15) =-240240a(16) =101524a(17) =-17100a(18) =1435a(19) =-60a(20) =1a(21) =3603600a(22) =-1763100a(23) =358024a(24) =-38625a(25) =2335a(26) =-75a(27) =1a(28) =-57657600a(29) =31813200