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

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

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

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

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