# 8 different group configurations
[[ 0,  1,  2], [ 3,  4,  5], [ 6,  7,  8], [ 9, 10, 11], [12, 13, 14], [15, 16, 17]]
[[10, 14,  5], [17, 13,  1], [ 0, 12,  4], [ 6,  9,  3], [11,  7, 15], [ 2, 16,  8]]
[[15,  9,  1], [ 3,  2, 11], [13, 10,  4], [ 5, 17,  7], [16,  6, 12], [ 0, 14,  8]]
[[15,  0,  5], [ 8,  3, 17], [ 4, 14,  2], [ 9, 13, 16], [ 6, 11,  1], [12,  7, 10]]
[[ 5,  6, 13], [ 0,  3,  7], [ 9, 12,  8], [15, 10,  2], [16,  4,  1], [17, 14, 11]]
[[14, 15,  6], [12,  5,  1], [ 4,  8, 11], [17,  0,  9], [16,  3, 10], [ 2,  7, 13]]
[[10,  0,  6], [12, 17,  2], [16, 11,  5], [ 8, 13, 15], [ 1, 14,  3], [ 9,  7,  4]]
[[ 0, 11, 13], [16, 14,  7], [ 8, 10,  1], [15, 12,  3], [ 6, 17,  4], [ 2,  9,  5]]
