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