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