Legendrian Knot Atlas

Here are the Legendrian knots representing knot type 13n4639 with (tb, r) =(7,0) :

Grid Diagram
(tb, r)
L = -L?
L = μ(L)?
L = -μ(L)?
(7,0)
✗?
✗?
7 + 21*z^2 + 21*z^4 + 8*z^6 + z^8
[8 + t]
[[1, 1, 1, 1], 1]