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

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

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

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

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