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