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

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

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

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

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