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

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

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

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

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