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