degree:15
 order:56
[ 15, 10, 30 ][ 6, 2, 2, 2 ]

minimal polynomial:[ x-15, x-7, x-1, x+3 ][ x-10, x-2, x+4 ]
[ x-30, x-2, x, x+10 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 15, 0, 0 ], [ 1, 6, 4, 4 ], [ 0, 6, 3, 6 ], [ 0, 2, 2, 11 ] ], 
  [ [ 0, 0, 10, 0 ], [ 0, 4, 2, 4 ], [ 1, 3, 0, 6 ], [ 0, 2, 2, 6 ] ], 
  [ [ 0, 0, 0, 30 ], [ 0, 4, 4, 22 ], [ 0, 6, 6, 18 ], [ 1, 11, 6, 12 ] ] ]