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