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Erdős problem 68

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∑n=2∞1n!−1=∑n=2∞∑k=1∞1(n!)k\sum_{n=2}^\infty \frac{1}{n!-1} = \sum_{n=2}^\infty \sum_{k=1}^\infty \frac{1}{(n!)^k}

How the state got here

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  1. Prior stateNone retained
  2. WorkNo submitted work retained
  3. VerificationNo check retained
  4. DecisionNo Repository has decided
  5. StandingNothing recorded here
  6. Next gapNot recorded

Result history

Published changes, performers, checks, and later corrections.

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Correction history

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Technical detailsExact roots, source, and retained record identifiers

Exact provenance

Problem row
sha256:8de5326746aa9abeab59e544af903980abff98441f1ad9d766530380ca6d710b
Metadata
sha256:eb7d9286f6a0a419e9bd4b19a0f8912c61b6ca2696e2d5edbf33ae3dd8675029
Observation
sha256:9c8326e865b6017b103af7611c852a06776d81964979b8ab5a1b800cd550dff6
Content
sha256:b6bbd7a50750a3506672dd6b417db8de69e8cf550d7b83bb8284061b9386c37e
Repository
sha256:a956b84c437202e5a02cc9e036a621bd14a302b34a75758115730bdbb77c52a4
Projection
sha256:a4a96441668a9f8b33afbcb3f696a2639f5fae145f36ddc063d7f67d5fb87ce8
Source commit
36c6d0fef71a3fec84d9dcd5eeca4e22e378f7cb
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