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