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

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

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

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

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