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