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.

A046463 Numbers k such that the concatenation of numbers from 1 to k is the product of 4 primes (not necessarily distinct).

Table of values

n a(n)
1 9
2 16
3 23
4 29
5 37
6 38
7 43
8 58
9 59

List of values

[9, 16, 23, 29, 37, 38, 43, 58, 59]