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

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

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

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

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