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.

A337755 G.f. A(x) satisfies: 1 = Sum_{n>=0} (n+1) * 2^n * ((1+x)^n - A(x))^n.

Table of values

n a(n)
0 1
1 1
2 3
3 52
4 1320
5 43440
6 1722712
7 79186272
8 4118457732
9 238450436416
10 15189543467688
11 1055122226778720
12 79359687454230296
13 6425540170275120528
14 557306222539540276176
15 51558846502494563714080
16 5068865533417385007925076
17 527798429103621760357553448
18 58032815995114574483132149504

List of values

[1, 1, 3, 52, 1320, 43440, 1722712, 79186272, 4118457732, 238450436416, 15189543467688, 1055122226778720, 79359687454230296, 6425540170275120528, 557306222539540276176, 51558846502494563714080, 5068865533417385007925076, 527798429103621760357553448, 58032815995114574483132149504]