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

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

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

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

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