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