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

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

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

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

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