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