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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.

A384199 Expansion of e.g.f. log(1 + x)/(1 - 3*x).

Table of values

n a(n)
0 0
1 1
2 5
3 47
4 558
5 8394
6 150972
7 3171132
8 76102128
9 2054797776
10 61643570400
11 2034241452000
12 73232652355200
13 2856073920854400
14 119955098448864000
15 5397979517377171200
16 259103015526429849600
17 13214253812770712217600
18 713569705533931031654400

List of values

[0, 1, 5, 47, 558, 8394, 150972, 3171132, 76102128, 2054797776, 61643570400, 2034241452000, 73232652355200, 2856073920854400, 119955098448864000, 5397979517377171200, 259103015526429849600, 13214253812770712217600, 713569705533931031654400]

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

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