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

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

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

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

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