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