Coefficient array of polynomials (z-1)^n-1.

Terms

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