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