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

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

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

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

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