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