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