(0 20 4)(1 7 5)(2 17 3)(6 12 10)(8 21 9)(11 22 19 15 13)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (0 2 4)

(0)(1 7 5)(2 20 4 17 3)(6 12 10)(8 21 9)(11 22 19 15 13)(14 18 16)
2: (4 17 20)

(0)(1 7 5)(2 20 3)(4)(6 12 10)(8 21 9)(11 22 19 15 13)(14 18 16)(17)
3: (15 22 19)

(0)(1 7 5)(2 20 3)(4)(6 12 10)(8 21 9)(11 22 13)(14 18 16)(15)(17)(19)
4: (14 18 16)

(0)(1 7 5)(2 20 3)(4)(6 12 10)(8 21 9)(11 22 13)(14)(15)(16)(17)(18)(19)