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