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.

A144407 A058529(n+1)^2.

Original entry on oeis.org

49, 289, 529, 961, 1681, 2209, 2401, 5041, 5329, 6241, 7921, 9409, 10609, 12769, 14161, 16129, 18769, 22801, 25921, 27889, 36481, 37249, 39601, 47089, 49729, 54289, 57121, 58081, 66049, 69169, 73441, 78961, 82369, 83521, 96721, 97969
Offset: 1

Views

Author

Paul Curtz, Sep 30 2008

Keywords

Comments

The last digit is either 1 or 9 .

Crossrefs

Programs

  • Mathematica
    Select[Range[500], Union[Abs[Mod[FactorInteger[#][[All, 1]], 8, -1]]] == {1} &]^2 // Rest (* Jean-François Alcover, Sep 21 2015, after T. D. Noe *)