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

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

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

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

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