(0 11 9)(1 20 3)(2 7 4)(5 10 6 16 8)(12 21 19 17 13)(14 18 15)
ALLOWS (11/8)-SEQUENCE
1: (0 2 7)
(0 4 2 11 9)(1 20 3)(5 10 6 16 8)(7)(12 21 19 17 13)(14 18 15)
2: (1 20 3)
(0 4 2 11 9)(1)(3)(5 10 6 16 8)(7)(12 21 19 17 13)(14 18 15)(20)
3: (2 11 4)
(0 4 9)(1)(2)(3)(5 10 6 16 8)(7)(11)(12 21 19 17 13)(14 18 15)(20)
4: (5 16 8)
(0 4 9)(1)(2)(3)(5)(6 16 10)(7)(8)(11)(12 21 19 17 13)(14 18 15)(20)