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

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

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

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

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