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.

A052078 Smallest prime formed by concatenating n consecutive decreasing numbers, 0 if no such prime exists.

Table of values

n a(n)
1 2
2 43
3 0
4 10987
5 76543
6 0
7 73727170696867
8 4645444342414039
9 0
10 56555453525150494847
11 219218217216215214213212211210209
12 0
13 25242322212019181716151413
14 6059585756555453525150494847
15 0

List of values

[2, 43, 0, 10987, 76543, 0, 73727170696867, 4645444342414039, 0, 56555453525150494847, 219218217216215214213212211210209, 0, 25242322212019181716151413, 6059585756555453525150494847, 0]

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

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