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

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

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

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

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