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