A113457 Least number that begins an n-term arithmetic progression with common difference 2 in which all terms have the same prime signature.
1, 3, 3, 213, 213, 1383, 3091, 8129
Offset: 1
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
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