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

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

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

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

(0)(1)(2 18 5)(3)(4)(6)(7)(8)(9)(10 15 13)(11 17 12)(14 19 16)(20)