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

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

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

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

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