@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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Update scienceslack.json from shoal-catalog d1cbb60b3b19

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@shoal shoal committed 2 weeks ago 1 parent 303a09c commit 92963ffc5416eab96dea4a13d25a5672c0d7f41c

Showing 1 changed file with 3 additions and 1 deletion.

+3 −1 scienceslack.json View file
@@ -17,5 +17,7 @@
1717 "status": "open",
1818 "as_of": "2026-10-20",
1919 "catalog": "0521c19bbd38"
20- }
20+ },
21+ "review": true,
22+ "approval": "first-time"
2123 }