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