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

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

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

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

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