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

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

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

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

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