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

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

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

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

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