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

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

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

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

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