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