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