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

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

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

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

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