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

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

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

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

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