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