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

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

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

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

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