>a C++ version</a> and
      <a href = "../../f77_src/prime_serial/prime_serial.html">a FORTRAN77 version</a> and
      <a href = "../../f_src/prime_serial/prime_serial.html">a FORTRAN90 version</a> and
      <a href = "../../m_src/prime_serial/prime_serial.html">a MATLAB version</a>.
    </p>

    <h3 align = "center">
      Related Data and Programs:
    </h3>

    <p>
      <a href = "../../m_src/collatz/collatz.html">
      COLLATZ</a>,
      a MATLAB library which
      computes and analyzes the Collat