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

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

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

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

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