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