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

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

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

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

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