A269905 Smallest of n^2 primes in an arithmetic progression that form an n X n magic square with the least magic sum, or 0 if no such magic square exists.
2, 0, 199, 53297929
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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