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

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

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

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

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