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