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.

A038121 E.g.f.: (1 + 15*x + (45/2)*x^2 + (5/2)*x^3)/(1 - 2*x)^(13/2).

Table of values

n a(n)
0 1
1 28
2 630
3 13860
4 315315
5 7567560
6 192972780
7 5237832600
8 151242416325
9 4638100767300
10 150738274937250
11 5179915266025500
12 187771928393424375
13 7164221267933730000
14 287080580807915895000
15 12057384393932467590000

List of values

[1, 28, 630, 13860, 315315, 7567560, 192972780, 5237832600, 151242416325, 4638100767300, 150738274937250, 5179915266025500, 187771928393424375, 7164221267933730000, 287080580807915895000, 12057384393932467590000]