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

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

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

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

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