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

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

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

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

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