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

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

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

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

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