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

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

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

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

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