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.

A036342 Prime concatenated analog clock numbers read clockwise.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 11
6 23
7 67
8 89
9 4567
10 23456789
11 23456789101112123
12 891011121234567891011
13 23456789101112123456789101112123
14 567891011121234567891011121234567891011
15 121234567891011121234567891011121234567891011121
16 91011121234567891011121234567891011121234567891011121234567

List of values

[2, 3, 5, 7, 11, 23, 67, 89, 4567, 23456789, 23456789101112123, 891011121234567891011, 23456789101112123456789101112123, 567891011121234567891011121234567891011, 121234567891011121234567891011121234567891011121, 91011121234567891011121234567891011121234567891011121234567]

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

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