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