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

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

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

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

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