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.

A323317 G.f. A(x) satisfies: 1 = Sum_{n>=0} ( (1+x)^n - 13*x*A(x) )^n * 6^n / 7^(n+1).

Table of values

n a(n)
0 1
1 90
2 30360
3 17260998
4 13346871336
5 12819352461768
6 14575804541933076
7 19054882926950474988
8 28089490655708754330276
9 46046879475849529578435672
10 83060213421430745855381951856
11 163488644041366509740041070551248
12 348735916991281119541339971532867488
13 801490465035993025759896936239032263600
14 1974787497208210693752899355242321943894000
15 5193543503462268857667579481311302800804588450

List of values

[1, 90, 30360, 17260998, 13346871336, 12819352461768, 14575804541933076, 19054882926950474988, 28089490655708754330276, 46046879475849529578435672, 83060213421430745855381951856, 163488644041366509740041070551248, 348735916991281119541339971532867488, 801490465035993025759896936239032263600, 1974787497208210693752899355242321943894000, 5193543503462268857667579481311302800804588450]