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