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