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

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

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

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

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