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