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.

A307523 Expansion of e.g.f. Product_{k>=1} (1 + log(1 + x)^k)/(1 - log(1 + x)^k).

Table of values

n a(n)
0 1
1 2
2 6
3 28
4 124
5 848
6 5312
7 40080
8 367632
9 3132096
10 27731328
11 474979008
12 1130161728
13 90279554688
14 268809015168
15 3005011325952
16 473192066191104
17 -7913323872693504
18 186235895195313408
19 1357401816746159616
20 -181477915903332002304
21 9552839425392612096000

List of values

[1, 2, 6, 28, 124, 848, 5312, 40080, 367632, 3132096, 27731328, 474979008, 1130161728, 90279554688, 268809015168, 3005011325952, 473192066191104, -7913323872693504, 186235895195313408, 1357401816746159616, -181477915903332002304, 9552839425392612096000]