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