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

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

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

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

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