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

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

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

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

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