cp's OEIS Frontend

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.

A165815 Prime congruent numbers (A003273).

Original entry on oeis.org

5, 7, 13, 23, 29, 31, 37, 41, 47, 53, 61, 71, 79, 101, 103, 109, 127, 137, 149, 151, 157, 167, 173, 181, 191, 197, 199, 223, 229, 239, 257, 263, 269, 271, 277, 293, 311, 313, 317, 349, 353, 359, 367, 373, 383, 389, 397, 421, 431, 439, 457, 461, 463, 479, 487
Offset: 1

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Author

T. D. Noe, Sep 28 2009

Keywords

Comments

Heegner proved that every prime p with p = 5 or 7 (mod 8) is a congruent number. See A003628 for those primes.

References

  • Kurt Heegner, Diophantische Analysis und Modulfunktionen, Math. Zeitschrift 56 (1952), 227-253.

Crossrefs