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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.

A331341 a(n) = n! * [x^n] 1 / (1 - Sum_{k=1..n} log(1 + k*x)).

Table of values

n a(n)
0 1
1 1
2 13
3 864
4 151276
5 55463850
6 36662614458
7 39635566403328
8 65354864056231104
9 155978053040893370400
10 517297066212058929642000
11 2307448887344816064221408256
12 13478142770116878179295616074624
13 100820731073923375628659569173854704

List of values

[1, 1, 13, 864, 151276, 55463850, 36662614458, 39635566403328, 65354864056231104, 155978053040893370400, 517297066212058929642000, 2307448887344816064221408256, 13478142770116878179295616074624, 100820731073923375628659569173854704]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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