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