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

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

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

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

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