發送短信 : New Hadamard matrices of order 4 p2 obtained from Jacobi sums of order 16

  _____      ___      _  _     _____     ____    
 / ____||   / _ \\   | \| ||  |  ___||  |  _ \\  
/ //---`'  | / \ ||  |  ' ||  | ||__    | |_| || 
\ \\___    | \_/ ||  | .  ||  | ||__    | .  //  
 \_____||   \___//   |_|\_||  |_____||  |_|\_\\  
  `----`    `---`    `-` -`   `-----`   `-` --`