Legendrian Knot Atlas

Here are the Legendrian knots representing knot type 12n280 with (tb, r) =(-1,0) :

Grid Diagram
(tb, r)
L = -L?
L = μ(L)?
L = -μ(L)?
(-1,0)
✗?
✗?
✗?
3 + 2*z^2
[t^-1 + 2 + 2*t, 2*t^-1 + 4 + 3*t]
[[0, 0, 0, 0], 0]
(-1,0)
✗?
✗?
3 + 2*z^2
[t^-1 + 2 + 2*t, 2*t^-1 + 4 + 3*t]
[[0, 0, 0, 0], 0]