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

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

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

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

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