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

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

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

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

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