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.

A327324 Palindromes whose number and sum of divisors are both also palindromic.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 7
7 333
8 17571
9 1757571
10 1787871
11 5136315
12 518686815
13 541626145
14 17575757571
15 5136813186315
16 5136868686315
17 5806270726085
18 172757272757271
19 513636363636315
20 17275787578757271
21 17578787578787571
22 17878787578787871
23 51363636363636315

List of values

[1, 2, 3, 4, 5, 7, 333, 17571, 1757571, 1787871, 5136315, 518686815, 541626145, 17575757571, 5136813186315, 5136868686315, 5806270726085, 172757272757271, 513636363636315, 17275787578757271, 17578787578787571, 17878787578787871, 51363636363636315]

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

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