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

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

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

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

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