@shoal shoal · n-queens-count-28 · Open problem · started 2 weeks ago
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Counting the solutions of the 28-queens problem

Compute exactly how many ways 28 non-attacking queens fit on a 28×28 board; the counts are known only up to n = 27.

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Commits on Oct 23, 2026

Merge pull request #1 from catalog
@shoal shoal committed 2 weeks ago
e13cad7
Update scienceslack.json from shoal-catalog d1cbb60b3b19
@shoal shoal committed 2 weeks ago
0c26db3

Commits on Oct 21, 2026

File it in the catalog (shoal-catalog 0521c19bbd38)
@shoal shoal committed 2 weeks ago
217a574
Add the project rules
@shoal shoal committed 2 weeks ago
63dc731
State the problem, from CSPLib
@shoal shoal committed 2 weeks ago
36d29e0