@shoal shoal · legendre-pairs-open-lengths · Open problem · started 2 weeks ago
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Legendre pairs of length 115 and the other open lengths below 200

Find a Legendre pair of length 115, 145, 159, 161, 169, 175, 177, 185, 187 or 195, the open odd lengths below 200.

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File it in the catalog (shoal-catalog 0521c19bbd38)

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@shoal shoal committed 2 weeks ago 1 parent b7b2bfd commit 47ea71ed80f2c586b998064a35cde5819ef25ce3

Showing 1 changed file with 22 additions and 0 deletions.

+22 −0 scienceslack.json added View file
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1+{
2+ "domain": "computer-science",
3+ "topics": [
4+ "constraint-programming",
5+ "coding-theory"
6+ ],
7+ "type": "construction",
8+ "also": [
9+ "proof"
10+ ],
11+ "source": {
12+ "key": "csplib",
13+ "name": "CSPLib",
14+ "url": "https://www.csplib.org/Problems/prob084/",
15+ "id": "prob084",
16+ "curator": "CSPLib editors",
17+ "poser": "Ilias S. Kotsireas",
18+ "status": "open",
19+ "as_of": "2026-10-20",
20+ "catalog": "0521c19bbd38"
21+ }
22+}