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

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

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

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

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