(0 20 2)(1 9 3)(4 22 6)(5 10 7)(8 17 11)(12 21 19 15 13)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (1 9 12)

(0 20 2)(1 21 19 15 13 12 3)(4 22 6)(5 10 7)(8 17 11)(9)(14 18 16)
2: (8 17 11)

(0 20 2)(1 21 19 15 13 12 3)(4 22 6)(5 10 7)(8)(9)(11)(14 18 16)(17)
3: (3 19 15)

(0 20 2)(1 21 19)(3 13 12)(4 22 6)(5 10 7)(8)(9)(11)(14 18 16)(15)(17)
4: (14 18 16)

(0 20 2)(1 21 19)(3 13 12)(4 22 6)(5 10 7)(8)(9)(11)(14)(15)(16)(17)(18)