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