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