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Kurkov's Fubini-Number Sum Conjecture

For the Fubini numbers $a(n)$, is $a(n) = \sum_{k=0}^{2^{n-1}-1} A284005(k)$ for every $n > 0$, as conjectured on the OEIS in 2018?

Exact FrontierDelta

Prior state unknownproved

Scope and record

Occurred: Jul 8, 2026

Delta type: SOURCE CLAIM

Assumptions: VibeMathed verification: unreviewed. Publication: announcement. AI contribution: ai-discovered. Imported under CC BY 4.0.

Canonical aliases: Kurkov's Fubini-Number Sum Conjecture · Kurkov Fubini sum

Confidence: Not scored

Registry verification: unreviewed · announcement · resolved

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Demonstrandum multi-agent pipeline
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Kurkov's Fubini-Number Sum Conjecture — Mathematical Frontier Network