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