degree:30
 order:56
[ 30, 10, 15 ][ 18, 16, 6, 4 ]

minimal polynomial:[ x-30, x-3, x+2, x+5 ][ x-10, x-3, x+1, x+6 ]
[ x-15, x-7, x-1, x+3 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 30, 0, 0 ], [ 1, 15, 6, 8 ], [ 0, 18, 3, 9 ], [ 0, 16, 6, 8 ] ], 
  [ [ 0, 0, 10, 0 ], [ 0, 6, 1, 3 ], [ 1, 3, 0, 6 ], [ 0, 6, 4, 0 ] ], 
  [ [ 0, 0, 0, 15 ], [ 0, 8, 3, 4 ], [ 0, 9, 6, 0 ], [ 1, 8, 0, 6 ] ] ]