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

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

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

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

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