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

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

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

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

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