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

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

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

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

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