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.

A013325 Numerator of [x^n] in the Taylor series arccosh(exp(x)-arctanh(x))= x-x^2/6-x^3/72 -359*x^4/2160 -1681*x^5/51840 -52981*x^6/435456 -...

Table of values

n a(n)
1 1
2 -1
3 -1
4 -359
5 -1681
6 -52981
7 -1887113
8 -27492467
9 -3259141
10 -1194145112779
11 -55919619312049
12 -7462251938940527
13 -113201511292945547
14 -1055956853774285077
15 -44032898634010565651
16 -75833822693358307239889

List of values

[1, -1, -1, -359, -1681, -52981, -1887113, -27492467, -3259141, -1194145112779, -55919619312049, -7462251938940527, -113201511292945547, -1055956853774285077, -44032898634010565651, -75833822693358307239889]