(0 21 4)(1 10 2)(3 18 14 7 6)(5 11 8)(9 15 12)(13 19 16)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 1 4)

(0)(1 21 4 10 2)(3 18 14 7 6)(5 11 8)(9 15 12)(13 19 16)(17 22 20)
2: (2 4 10)

(0)(1 21 4)(2)(3 18 14 7 6)(5 11 8)(9 15 12)(10)(13 19 16)(17 22 20)
3: (3 18 6)

(0)(1 21 4)(2)(3)(5 11 8)(6 14 7)(9 15 12)(10)(13 19 16)(17 22 20)(18)
4: (5 11 8)

(0)(1 21 4)(2)(3)(5)(6 14 7)(8)(9 15 12)(10)(11)(13 19 16)(17 22 20)(18)