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

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

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

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

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