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

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

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

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

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