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