Array read by antidiagonals: T(n,k) = T(n-1,k) + T(n,k+1) - T(n,k+2).

Terms

a(0) =2a(1) =3a(2) =0a(3) =5a(4) =1a(5) =0a(6) =7a(7) =1a(8) =-3a(9) =-2a(10) =11a(11) =5a(12) =-1a(13) =-5a(14) =-2a(15) =13a(16) =7a(17) =1a(18) =-5a(19) =-5a(20) =14a(21) =17a(22) =11a(23) =5a(24) =-5a(25) =-21a(26) =-27a(27) =24a(28) =19a(29) =13