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