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