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

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

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

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

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