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