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.

A069658 a(1) = 1; a(n) = smallest nontrivial n-digit perfect power.

Table of values

n a(n)
1 1
2 16
3 121
4 1024
5 10201
6 100489
7 1002001
8 10004569
9 100020001
10 1000014129
11 10000200001
12 100000147984
13 1000002000001
14 10000002149284
15 100000020000001
16 1000000025191729
17 10000000200000001
18 100000000621806289
19 1000000002000000001

List of values

[1, 16, 121, 1024, 10201, 100489, 1002001, 10004569, 100020001, 1000014129, 10000200001, 100000147984, 1000002000001, 10000002149284, 100000020000001, 1000000025191729, 10000000200000001, 100000000621806289, 1000000002000000001]

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

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