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

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

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

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

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