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

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

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

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

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