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

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

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

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

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