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

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

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

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

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