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

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

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

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

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