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