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