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