(0 12 9 4 2)(1 21 3)(5 11 6)(7 15 8)(10 16 13)(14 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 7 15)

(0 8 7 12 9 4 2)(1 21 3)(5 11 6)(10 16 13)(14 19 17)(15)(18 22 20)
2: (2 7 12)

(0 8 7)(1 21 3)(2 9 4)(5 11 6)(10 16 13)(12)(14 19 17)(15)(18 22 20)
3: (10 16 13)

(0 8 7)(1 21 3)(2 9 4)(5 11 6)(10)(12)(13)(14 19 17)(15)(16)(18 22 20)
4: (1 21 3)

(0 8 7)(1)(2 9 4)(3)(5 11 6)(10)(12)(13)(14 19 17)(15)(16)(18 22 20)(21)