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

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

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

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

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