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

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

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

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

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