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