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

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

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

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

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