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

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

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

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

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