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

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

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

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

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