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

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

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

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

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