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