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

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

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

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

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