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