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