(0 11 8 6 2)(1 21 3)(4 13 5)(7 10 9)(12 16 14)(15 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (3 7 21)

(0 11 8 6 2)(1 21 10 9 7)(3)(4 13 5)(12 16 14)(15 19 17)(18 22 20)
2: (2 8 6)

(0 11 8)(1 21 10 9 7)(2)(3)(4 13 5)(6)(12 16 14)(15 19 17)(18 22 20)
3: (1 9 7)

(0 11 8)(1)(2)(3)(4 13 5)(6)(7)(9 21 10)(12 16 14)(15 19 17)(18 22 20)
4: (0 11 8)

(0)(1)(2)(3)(4 13 5)(6)(7)(8)(9 21 10)(11)(12 16 14)(15 19 17)(18 22 20)