degree:6
 order:15
[ 6, 2, 6 ][ 6, 3, 0, 0 ]

minimal polynomial:[ x-6, x, x^2+3*x-9 ][ x-2, x+1 ]
[ x-6, x, x^2+3*x-9 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 6, 0, 0 ], [ 1, 0, 2, 3 ], [ 0, 6, 0, 0 ], [ 0, 3, 0, 3 ] ], 
  [ [ 0, 0, 2, 0 ], [ 0, 2, 0, 0 ], [ 1, 0, 1, 0 ], [ 0, 0, 0, 2 ] ], 
  [ [ 0, 0, 0, 6 ], [ 0, 3, 0, 3 ], [ 0, 0, 0, 6 ], [ 1, 3, 2, 0 ] ] ]