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

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

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

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

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