degree:30
 order:56
[ 30, 5, 20 ][ 18, 15, 3, 1 ]

minimal polynomial:[ x-30, x+2, x^2-18 ][ x-5, x+3, x^2-2*x-1 ]
[ x-20, x-4, x^2+4*x-4 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 30, 0, 0 ], [ 1, 16, 3, 10 ], [ 0, 18, 0, 12 ], [ 0, 15, 3, 12 ] ], 
  [ [ 0, 0, 5, 0 ], [ 0, 3, 0, 2 ], [ 1, 0, 0, 4 ], [ 0, 3, 1, 1 ] ], 
  [ [ 0, 0, 0, 20 ], [ 0, 10, 2, 8 ], [ 0, 12, 4, 4 ], [ 1, 12, 1, 6 ] ] ]