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