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

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

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

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

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