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