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.

A053954 Numbers k such that k^2 contains only digits {4,5,9}.

Original entry on oeis.org

2, 3, 7, 212, 2357, 23357, 244038, 678196107, 745281554823038, 703957001491895099962643
Offset: 1

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Author

Patrick De Geest, Mar 15 2000

Keywords

Crossrefs

Cf. A053955.

Extensions

Two more terms from Mishima's webpage added by Max Alekseyev, May 18 2009