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.

A065895 Which composite number is n^n ?: a(n) = k such that A002808(k) = n^n, or 0 if n^n is not composite.

Table of values

n a(n)
1 0
2 1
3 17
4 201
5 2679
6 41834
7 757857
8 15699344
9 366719682
10 9544947488
11 274049557236
12 8606313278052
13 293501427948319
14 10802628699872589
15 426834313802135110
16 18021087789674333872
17 809692585861972457700
18 38575004548436059251080
19 1942399549000209200252133

List of values

[0, 1, 17, 201, 2679, 41834, 757857, 15699344, 366719682, 9544947488, 274049557236, 8606313278052, 293501427948319, 10802628699872589, 426834313802135110, 18021087789674333872, 809692585861972457700, 38575004548436059251080, 1942399549000209200252133]

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

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