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