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

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

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

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

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