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

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

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

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

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