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.

A355253 Expansion of e.g.f. exp(2*(exp(x) - 1) - 3*x).

Table of values

n a(n)
0 1
1 -1
2 3
3 -5
4 19
5 -29
6 171
7 -69
8 2339
9 5139
10 57563
11 303403
12 2397011
13 17237507
14 139011211
15 1151110299
16 10076637827
17 91903924979
18 874688607035
19 8656097294091
20 88932728790195
21 946748093175523
22 10426787247224043
23 118620906668843131
24 1392128306377939427
25 16833088095308098003

List of values

[1, -1, 3, -5, 19, -29, 171, -69, 2339, 5139, 57563, 303403, 2397011, 17237507, 139011211, 1151110299, 10076637827, 91903924979, 874688607035, 8656097294091, 88932728790195, 946748093175523, 10426787247224043, 118620906668843131, 1392128306377939427, 16833088095308098003]