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

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

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

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

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