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

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

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

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

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