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