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