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