Weight distribution of [127,64,19] binary quadratic-residue (or QR) code.

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =0a(9) =0a(10) =0a(11) =0a(12) =0a(13) =0a(14) =0a(15) =0a(16) =0a(17) =0a(18) =0a(19) =8890a(20) =48006a(21) =0a(22) =0a(23) =2416302a(24) =10470642a(25) =0a(26) =0a(27) =642229602a(28) =2293677150a(29) =0