Generalized Stirling number triangle of first kind.

Terms

a(0) =1a(1) =-7a(2) =1a(3) =98a(4) =-21a(5) =1a(6) =-2058a(7) =539a(8) =-42a(9) =1a(10) =57624a(11) =-17150a(12) =1715a(13) =-70a(14) =1a(15) =-2016840a(16) =657874a(17) =-77175a(18) =4165a(19) =-105a(20) =1a(21) =84707280a(22) =-29647548a(23) =3899224a(24) =-252105a(25) =8575a(26) =-147a(27) =1a(28) =-4150656720a(29) =1537437132