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

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

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

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

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