degree:18
 order:40
[ 18, 9, 12 ][ 10, 6, 6, 0 ]

minimal polynomial:[ x-18, x-4, x+2, x+6 ][ x-9, x+1 ]
[ x-12, x-2, x+4 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 18, 0, 0 ], [ 1, 8, 5, 4 ], [ 0, 10, 0, 8 ], [ 0, 6, 6, 6 ] ], 
  [ [ 0, 0, 9, 0 ], [ 0, 5, 0, 4 ], [ 1, 0, 8, 0 ], [ 0, 6, 0, 3 ] ], 
  [ [ 0, 0, 0, 12 ], [ 0, 4, 4, 4 ], [ 0, 8, 0, 4 ], [ 1, 6, 3, 2 ] ] ]