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