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.

A357407 a(n) = coefficient of x^n, n >= 0, in A(x) = exp( Sum_{n>=1} A183204(n)*x^n/n ), where A183204 equals the central terms of triangle A181544.

Table of values

n a(n)
0 1
1 4
2 32
3 360
4 4964
5 78064
6 1344020
7 24708928
8 477282794
9 9580852360
10 198322047840
11 4209371498256
12 91221481924426
13 2011834246746792
14 45039165331725264
15 1021419638492387856
16 23426910170090512779
17 542666070296546760492
18 12681393784980089971368

List of values

[1, 4, 32, 360, 4964, 78064, 1344020, 24708928, 477282794, 9580852360, 198322047840, 4209371498256, 91221481924426, 2011834246746792, 45039165331725264, 1021419638492387856, 23426910170090512779, 542666070296546760492, 12681393784980089971368]