(0 6 4)(1 21 17 15 13)(2 8 3)(5 19 11 10 7)(9 14 12)(16 20 18)
ALLOWS (11/8)-SEQUENCE
1: (0 1 4)
(0)(1 6 4 21 17 15 13)(2 8 3)(5 19 11 10 7)(9 14 12)(16 20 18)
2: (1 6 17)
(0)(1 15 13)(2 8 3)(4 21 17)(5 19 11 10 7)(6)(9 14 12)(16 20 18)
3: (5 19 11)
(0)(1 15 13)(2 8 3)(4 21 17)(5 10 7)(6)(9 14 12)(11)(16 20 18)(19)
4: (16 20 18)
(0)(1 15 13)(2 8 3)(4 21 17)(5 10 7)(6)(9 14 12)(11)(16)(18)(19)(20)