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

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

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

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

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