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

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

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

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

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