// Fs  = 200000
// Fc  = 20000
// N   = 44
       2363288,        1619699,              0,       -2569993,       -5525030,       -7353674,      -5993916,              0, 
      10010274,       20517127,       25700201,       19717997,              0,      -29883584,     -59392382,      -73225151, 
     -56315543,              0,       93083028,      207629387,      318897198,      399782252,     429361297,      399782252, 
     318897198,      207629387,       93083028,              0,      -56315543,      -73225151,     -59392382,      -29883584, 
             0,       19717997,       25700201,       20517127,       10010274,              0,      -5993916,       -7353674, 
      -5525030,       -2569993,              0,        1619699,        2363288, 