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

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

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

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

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