Triangle read by rows giving coefficients of the trigonometric expansion of sin(n*x).

Terms

a(0) =1a(1) =2a(2) =0a(3) =3a(4) =0a(5) =-1a(6) =4a(7) =0a(8) =-4a(9) =0a(10) =5a(11) =0a(12) =-10a(13) =0a(14) =1a(15) =6a(16) =0a(17) =-20a(18) =0a(19) =6a(20) =0a(21) =7a(22) =0a(23) =-35a(24) =0a(25) =21a(26) =0a(27) =-1a(28) =8a(29) =0