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