trizen c2017719d8 new file: oeis-research/J. M. Bergot/Semiprimes p*q with p <= q such that Sum_{primes r <= p} (q mod r) = q/search.pl před 2 roky
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search.pl c2017719d8 new file: oeis-research/J. M. Bergot/Semiprimes p*q with p <= q such that Sum_{primes r <= p} (q mod r) = q/search.pl před 2 roky