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

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

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

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

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