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

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

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

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

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