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

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

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

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

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