Array of coefficients of polynomials p(n,x) = 2^(n-1)*Product_{i=0..n} (x - cos(i*Pi/n)) of degree (n+1) with P(-1,x) = 1, P(0,x) = 0.

A076626

Array of coefficients of polynomials p(n,x) = 2^(n-1)*Product_{i=0..n} (x - cos(i*Pi/n)) of degree (n+1) with P(-1,x) = 1, P(0,x) = 0.

Terms

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

External references