(0 21 4)(1 17 13 6 2)(3 11 10)(5 9 7)(8 15 12)(14 19 16)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 3 4)
(0)(1 17 13 6 2)(3 21 4 11 10)(5 9 7)(8 15 12)(14 19 16)(18 22 20)
2: (4 11 21)
(0)(1 17 13 6 2)(3 21 10)(4)(5 9 7)(8 15 12)(11)(14 19 16)(18 22 20)
3: (2 13 6)
(0)(1 17 13)(2)(3 21 10)(4)(5 9 7)(6)(8 15 12)(11)(14 19 16)(18 22 20)
4: (8 15 12)
(0)(1 17 13)(2)(3 21 10)(4)(5 9 7)(6)(8)(11)(12)(14 19 16)(15)(18 22 20)