(0 21 2)(1 12 8 5 3)(4 11 6)(7 17 9)(10 15 13)(14 19 18)(16 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 4 11)

(0 6 4 21 2)(1 12 8 5 3)(7 17 9)(10 15 13)(11)(14 19 18)(16 22 20)
2: (1 12 8)

(0 6 4 21 2)(1 5 3)(7 17 9)(8)(10 15 13)(11)(12)(14 19 18)(16 22 20)
3: (0 21 2)

(0)(1 5 3)(2)(4 21 6)(7 17 9)(8)(10 15 13)(11)(12)(14 19 18)(16 22 20)
4: (7 17 9)

(0)(1 5 3)(2)(4 21 6)(7)(8)(9)(10 15 13)(11)(12)(14 19 18)(16 22 20)(17)