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.

A209917 E.g.f. A(x) satisfies: A(x/(1-x))/(1-x) = (1/x^2) * d/dx x^3*A(x)/3.

Table of values

n a(n)
0 1
1 3
2 21
3 249
4 4356
5 103932
6 3213216
7 124146432
8 5834291328
9 326570493312
10 21408981213888
11 1621281984076224
12 140205279698051328
13 13711076231477352192
14 1503606581609959001088
15 183562416179374733411328
16 24787906630769478567297024

List of values

[1, 3, 21, 249, 4356, 103932, 3213216, 124146432, 5834291328, 326570493312, 21408981213888, 1621281984076224, 140205279698051328, 13711076231477352192, 1503606581609959001088, 183562416179374733411328, 24787906630769478567297024]