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

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

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

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

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