degree:7
 order:30
[ 7, 1, 21 ][ 7, 1, 0, 0 ]

minimal polynomial:[ x-7, x-4, x, x+3 ][ x-1, x+1 ]
[ x-21, x-1, x, x+6 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 7, 0, 0 ], [ 1, 2, 1, 3 ], [ 0, 7, 0, 0 ], [ 0, 1, 0, 6 ] ], 
  [ [ 0, 0, 1, 0 ], [ 0, 1, 0, 0 ], [ 1, 0, 0, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 0, 0, 21 ], [ 0, 3, 0, 18 ], [ 0, 0, 0, 21 ], [ 1, 6, 1, 13 ] ] ]


 Q-polynomial