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