[seqfan] Quick question about self-avoiding walks

[Alonso Del Arte]

Does the OEIS have the sequence of the number of distinct self-avoiding
walks possible on an n^2 lattice where every vertex is visited? Here is an
example of what I'm talking about:
http://oeis.org/wiki/File:Walks_on_8_by_8_SqLattice.png I would look it up
myself but I don't know the proper word for it nor have I thought about how
to calculate terms.

Al