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.

A251361 Numbers k such that pi(k) is the concatenation of distinct prime factors of k, in increasing order.

Table of values

n a(n)
1 4
2 100
3 31509
4 7560625

List of values

[4, 100, 31509, 7560625]