degree:18
 order:57
[ 18, 18, 20 ][ 8, 0, 9, 0 ]

minimal polynomial:[ x-18, x-10, x+1, x+9 ][ x-18, x+1 ]
[ x-20, x-1, x+10 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 18, 0, 0 ], [ 1, 9, 8, 0 ], [ 0, 8, 0, 10 ], [ 0, 0, 9, 9 ] ], 
  [ [ 0, 0, 18, 0 ], [ 0, 8, 0, 10 ], [ 1, 0, 17, 0 ], [ 0, 9, 0, 9 ] ], 
  [ [ 0, 0, 0, 20 ], [ 0, 0, 10, 10 ], [ 0, 10, 0, 10 ], [ 1, 9, 9, 1 ] ] ]


 P-polynomial