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