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