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.

A323314 G.f. A(x) satisfies: 1 = Sum_{n>=0} ( (1+x)^n - 7*x*A(x) )^n * 3^n / 4^(n+1).

Table of values

n a(n)
0 1
1 27
2 2625
3 429195
4 95328009
5 26290301175
6 8582072887881
7 3220902003386403
8 1363088948866736193
9 641495666596787938899
10 332204944661961666375393
11 187727027521862538450725607
12 114965661645391124805612197265
13 75859037026020765382177030210443
14 53662537374831689572836358288777665
15 40519124222573071898287923651933134187
16 32530810789422606721939134905409891249177
17 27674478227000422349878455201664033007066919

List of values

[1, 27, 2625, 429195, 95328009, 26290301175, 8582072887881, 3220902003386403, 1363088948866736193, 641495666596787938899, 332204944661961666375393, 187727027521862538450725607, 114965661645391124805612197265, 75859037026020765382177030210443, 53662537374831689572836358288777665, 40519124222573071898287923651933134187, 32530810789422606721939134905409891249177, 27674478227000422349878455201664033007066919]