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