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.

A073175 First occurrence of an n-digit prime as a substring in the concatenation of the natural numbers 12345678910111213141516171819202122232425262728293031....

Table of values

n a(n)
1 2
2 23
3 101
4 4567
5 67891
6 789101
7 4567891
8 23456789
9 728293031
10 1234567891
11 45678910111
12 678910111213
13 1222324252627
14 12345678910111
15 415161718192021
16 3637383940414243
17 12223242526272829
18 910111213141516171

List of values

[2, 23, 101, 4567, 67891, 789101, 4567891, 23456789, 728293031, 1234567891, 45678910111, 678910111213, 1222324252627, 12345678910111, 415161718192021, 3637383940414243, 12223242526272829, 910111213141516171]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.