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