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

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

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

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

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