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

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

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

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

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