Open cases in the table of strongly regular graphs

Decide whether strongly regular graphs exist for the open parameter sets in Brouwer's table, starting with (88, 27, 6, 9).

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

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	1	+{
	2	+ "domain": "mathematics",
	3	+ "topics": [
	4	+ "graph-theory",
	5	+ "combinatorics"
	6	+ ],
	7	+ "type": "construction",
	8	+ "also": [
	9	+ "proof"
	10	+ ],
	11	+ "cover": {
	12	+ "motif": "graph",
	13	+ "n": 5
	14	+ },
	15	+ "source": {
	16	+ "key": "brouwer-srg",
	17	+ "name": "Parameters of strongly regular graphs (A. E. Brouwer)",
	18	+ "url": "https://aeb.win.tue.nl/graphs/srg/srgtab51-100.html",
	19	+ "curator": "Andries E. Brouwer",
	20	+ "status": "open",
	21	+ "as_of": "2026-10-20",
	22	+ "catalog": "0521c19bbd38"
	23	+ }
	24	+}