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

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

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

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

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