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.

A307361 Expansion of e.g.f. (sinh(x) + 5*cosh(x) - 5)/(3 - 2*cosh(x)).

Table of values

n a(n)
0 0
1 1
2 5
3 7
4 65
5 151
6 2105
7 6847
8 127265
9 532231
10 12365705
11 63206287
12 1762220465
13 10645162711
14 346257393305
15 2413453999327
16 89717615769665
17 708721089607591
18 29639206807284905
19 261679010699505967
20 12159552732032614865
21 118654880542567722871
22 6064946899313607640505

List of values

[0, 1, 5, 7, 65, 151, 2105, 6847, 127265, 532231, 12365705, 63206287, 1762220465, 10645162711, 346257393305, 2413453999327, 89717615769665, 708721089607591, 29639206807284905, 261679010699505967, 12159552732032614865, 118654880542567722871, 6064946899313607640505]