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