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

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

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

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

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