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