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

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

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

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

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