(0 10 3)(1 20 2)(4 18 16)(5 14 13)(6 19 8)(7 11 9)(12 17 15)
ALLOWS (11/8)-SEQUENCE
1: (2 7 20)
(0 10 3)(1 20 11 9 7)(2)(4 18 16)(5 14 13)(6 19 8)(12 17 15)
2: (0 10 3)
(0)(1 20 11 9 7)(2)(3)(4 18 16)(5 14 13)(6 19 8)(10)(12 17 15)
3: (9 20 11)
(0)(1 20 7)(2)(3)(4 18 16)(5 14 13)(6 19 8)(9)(10)(11)(12 17 15)
4: (6 19 8)
(0)(1 20 7)(2)(3)(4 18 16)(5 14 13)(6)(8)(9)(10)(11)(12 17 15)(19)