Triangle of coefficients of Chebyshev's T(n,x) polynomials (powers of x in increasing order).

Terms

a(0) =1a(1) =0a(2) =1a(3) =-1a(4) =0a(5) =2a(6) =0a(7) =-3a(8) =0a(9) =4a(10) =1a(11) =0a(12) =-8a(13) =0a(14) =8a(15) =0a(16) =5a(17) =0a(18) =-20a(19) =0a(20) =16a(21) =-1a(22) =0a(23) =18a(24) =0a(25) =-48a(26) =0a(27) =32a(28) =0a(29) =-7