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

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

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

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

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