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

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

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

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

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