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.

A110815 Least n-digit number m whose square contains only digits not appearing in m.

Table of values

n a(n)
1 2
2 17
3 144
4 1447
5 14144
6 141494
7 1414414
8 14144134
9 141431114
10 1414411113
11 14143143413
12 141431113114
13 1414311131114
14 14143111141813
15 141431113114113
16 1414311344113314
17 14143111141141113
18 141431113114331413

List of values

[2, 17, 144, 1447, 14144, 141494, 1414414, 14144134, 141431114, 1414411113, 14143143413, 141431113114, 1414311131114, 14143111141813, 141431113114113, 1414311344113314, 14143111141141113, 141431113114331413]

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

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