data-integrity

Writing2

• A dropped digit sat in an OEIS entry for years until a Claude agent spotted it. What that means for anyone who copies values from reference tables.
  WritingWhat a long-standing error in a math database means for anyone who copies reference values· Oct 24, 2026
• A number in the OEIS, a public database of number sequences, had a dropped digit for over a decade. A Claude agent spotted it; the right value was confirmed by two separate routes and the entry corrected.
  WritingHow I found and fixed a number that was wrong in the OEIS for over a decade· Jul 13, 2026