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

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

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

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

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