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.

A003543 Divisors of 2^36 - 1.

Original entry on oeis.org

1, 3, 5, 7, 9, 13, 15, 19, 21, 27, 35, 37, 39, 45, 57, 63, 65, 73, 91, 95, 105, 109, 111, 117, 133, 135, 171, 185, 189, 195, 219, 247, 259, 273, 285, 315, 327, 333, 351, 365, 399, 455, 481, 511, 513, 545, 555, 585, 657, 665, 703, 741, 763, 777, 819, 855, 945, 949
Offset: 1

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Comments

Number of divisors is 512.
2^36 - 1 is the largest unsigned integer in a 36-bit word.

Programs

  • Mathematica
    Divisors[2^36-1] (* Harvey P. Dale, Jun 20 2015 *)
  • PARI
    {a(n)=local(x, d, N); if(n<1||n>512, 0, N=2^36-1; d=1; while(n>0, if(N%d==0, n--; x=d); d++); x)} /* Michael Somos, Feb 17 2006 */