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