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

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

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

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

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