Download, extract and configure nauty (GenHypohamiltonian requires nauty 2.5 or a more recent version).
Compile the nauty libraries using: "make nautyW1.a"
Copy the following files to the GenHypohamiltonian directory: nausparse.h nauty.h nautyW1.a naututil.h planarity.c naurng.h splay.c planarity.h
Compile using the command "make".
The counts of hypohamiltonian graphs (including downloadable lists) can be found at the House of Graphs. The counts of almost hypohamiltonian graphs can be found at the here. The counts of platypus graphs can be found at the here.
Don't hesitate to contact us at jan.goedgebeur[at]ugent.be if you have any further questions or suggestions.