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

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

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

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

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