------- (3, 9, 1) ALL distance distributions (1, 9, 1) has 1 possible DDs: {[3, 6]} (2, 9, 1) has 4 possible DDs: {[0, 6, 3], [1, 4, 4], [2, 2, 5], [3, 0, 6]} (3, 9, 1) has 12 possible DDs: {[0, 0, 9, 0], [0, 1, 7, 1], [0, 2, 5, 2], [0, 3, 3, 3], [0, 4, 1, 4], [1, 0, 6, 2], [1, 1, 4, 3], [1, 2, 2, 4], [1, 3, 0, 5], [2, 0, 3, 4], [2, 1, 1, 5], [3, 0, 0, 6]}