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