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

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

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

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

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