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