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

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

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

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

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