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