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