Triangle read by rows: T(n,k) = (-1)^n * n! + (-1)^(k+1) * k! for n >= 2 and 1 <= k <= n-1.

Terms

a(0) =3a(1) =-5a(2) =-8a(3) =25a(4) =22a(5) =30a(6) =-119a(7) =-122a(8) =-114a(9) =-144a(10) =721a(11) =718a(12) =726a(13) =696a(14) =840a(15) =-5039a(16) =-5042a(17) =-5034a(18) =-5064a(19) =-4920a(20) =-5760a(21) =40321a(22) =40318a(23) =40326a(24) =40296a(25) =40440a(26) =39600a(27) =45360a(28) =-362879a(29) =-362882