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

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

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

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

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