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