{{1, -3.828427124746055, -8.65685424949212, -3.82842712474606, -1, 
-1, -7.828427124746078, -7.828427124746067, -1, 
-2.4142135623732397}, {-3.828427124746055, 
  1, -3.828427124746053, -8.656854249492106, -7.828427124746057, 
-1, -1, -7.828427124746058, -1, -2.414213562373236}, 
{-8.65685424949212, -3.828427124746053, 
  1, -3.8284271247460593, -7.8284271247460655, -7.828427124746074, 
-1, -1, -1, -2.414213562373239}, {-3.82842712474606, 
-8.656854249492106, -3.8284271247460593, 
  1, -1, -7.828427124746074, -7.828427124746074, -1, -1, 
-2.414213562373239}, {-1, -7.828427124746057, -7.8284271247460655, 
-1, 1, -3.8284271247460575, -8.656854249492115, 
-3.8284271247460513, -2.4142135623732384, -1}, {-1, -1, 
-7.828427124746074, -7.828427124746074, -3.8284271247460575, 
  1, -3.828427124746062, -8.656854249492115, -2.4142135623732406, 
-1}, {-7.828427124746078, -1, -1, -7.828427124746074, 
-8.656854249492115, -3.828427124746062, 
  1, -3.8284271247460575, -2.4142135623732406, -1}, 
{-7.828427124746067, -7.828427124746058, -1, -1, 
-3.8284271247460513, -8.656854249492115, -3.8284271247460575, 
  1, -2.414213562373238, -1}, {-1, -1, -1, -1, -2.4142135623732384, 
-2.4142135623732406, -2.4142135623732406, -2.414213562373238, 
  1, -2.4142135623732317}, {-2.4142135623732397, 
-2.414213562373236, -2.414213562373239, -2.414213562373239, -1, 
-1, -1, -1, -2.4142135623732317, 1}}

{{0, 4, 9, 5}, {0, 5, 1, 8}, {0, 8, 3, 4}, {1, 5, 9, 6}, {1, 6, 2, 
  8}, {2, 6, 9, 7}, {2, 7, 3, 8}, {3, 7, 9, 4}}