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