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