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.

A013170 Expansion of e.g.f.: exp(arctanh(x)+arcsin(x)).

Table of values

n a(n)
0 1
1 2
2 4
3 11
4 40
5 185
6 1030
7 6785
8 51160
9 438425
10 4176250
11 44098925
12 507867100
13 6375156125
14 86130937750
15 1253044612625
16 19429666282000
17 321457635604625
18 5626346310003250
19 104323833636303125
20 2034312191276462500

List of values

[1, 2, 4, 11, 40, 185, 1030, 6785, 51160, 438425, 4176250, 44098925, 507867100, 6375156125, 86130937750, 1253044612625, 19429666282000, 321457635604625, 5626346310003250, 104323833636303125, 2034312191276462500]

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

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