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