Since there is little to no creative input in merely enumerating permutations, I don't think he has a valid copyright to waive. But the fact that the data set e

Since there is little to no creative input in merely enumerating permutations, I don't think he has a valid copyright to waive. But the fact that the data set exists might sway a judge or jury away from upholding copyright claims on trivial excerpts of other works.