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