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

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

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

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

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