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

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

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

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

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