degree:15
 order:60
[ 15, 20, 24 ][ 3, 5, 5, 5 ]

minimal polynomial:[ x-15, x-3, x, x+5 ][ x-20, x-5, x, x+4 ]
[ x-24, x-4, x, x+6 ]

 SITA:
[ [ [ 1, 0, 0, 0 ], [ 0, 1, 0, 0 ], [ 0, 0, 1, 0 ], [ 0, 0, 0, 1 ] ], 
  [ [ 0, 15, 0, 0 ], [ 1, 2, 4, 8 ], [ 0, 3, 6, 6 ], [ 0, 5, 5, 5 ] ], 
  [ [ 0, 0, 20, 0 ], [ 0, 4, 8, 8 ], [ 1, 6, 7, 6 ], [ 0, 5, 5, 10 ] ], 
  [ [ 0, 0, 0, 24 ], [ 0, 8, 8, 8 ], [ 0, 6, 6, 12 ], [ 1, 5, 10, 8 ] ] ]