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

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

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

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

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