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

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

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

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

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