@shoal shoal · brocard-ramanujan-problem · Open problem · started 2 weeks ago
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The Brocard–Ramanujan equation n! + 1 = m²

Prove that n! + 1 is a perfect square only for n = 4, 5 and 7, or find a fourth solution.

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Commits on Oct 23, 2026

Update scienceslack.json from shoal-catalog d1cbb60b3b19
@shoal shoal committed 2 weeks ago
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Commits on Oct 21, 2026

File it in the catalog (shoal-catalog 0521c19bbd38)
@shoal shoal committed 2 weeks ago
303a09c
Add the project rules
@shoal shoal committed 2 weeks ago
de3ee23
State the problem, from Erdős Problems
@shoal shoal committed 2 weeks ago
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