Table of coefficients of the algebraic number s(2*l+1) = 2*sin(Pi/(2*l+1)) as a polynomial in odd powers of rho(2*(2*l+1)) = 2*cos(Pi/(2*(2*l+1))) (reduced version).

A228785

Table of coefficients of the algebraic number s(2*l+1) = 2*sin(Pi/(2*l+1)) as a polynomial in odd powers of rho(2*(2*l+1)) = 2*cos(Pi/(2*(2*l+1))) (reduced version).

Terms

    a(0) =1a(1) =-3a(2) =1a(3) =5a(4) =-5a(5) =1a(6) =-4a(7) =5a(8) =-1a(9) =9a(10) =-30a(11) =27a(12) =-9a(13) =1a(14) =-11a(15) =55a(16) =-77a(17) =44a(18) =-11a(19) =1a(20) =4a(21) =-13a(22) =7a(23) =-1a(24) =-15a(25) =140a(26) =-378a(27) =450a(28) =-275a(29) =90

External references