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