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

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

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

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

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