files / problems / ramsey-r55 / compute / q1 / certs / two_flip.json
{
"n_graphs": 656,
"n_known_types": 2,
"n_radius1": 4080,
"n_radius2": 22000,
"n_radius2_new_type": 0,
"new_sample": [],
"note": "Radius-2 walks of legal 1-flips. The 1-WL key is the colour-class-size histogram: Aut=1 (42 singletons) vs Aut=2 (21 pairs). Not an isomorphism test. 1-flip graphs do not extend (extend_flips.c).",
"seconds": 19.539
}