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