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

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

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

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

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