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

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

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

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

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