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