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.

A363510 G.f. satisfies A(x) = exp( Sum_{k>=1} (-1)^(k+1) * (4 + A(x^k)) * x^k/k ).

Table of values

n a(n)
0 1
1 5
2 15
3 50
4 190
5 766
6 3231
7 14066
8 62681
9 284591
10 1311622
11 6120183
12 28855529
13 137257541
14 657894518
15 3174411715
16 15406640415
17 75162477018
18 368383443235
19 1813007892858
20 8956214966017
21 44393932344984
22 220732441125743
23 1100621484436502

List of values

[1, 5, 15, 50, 190, 766, 3231, 14066, 62681, 284591, 1311622, 6120183, 28855529, 137257541, 657894518, 3174411715, 15406640415, 75162477018, 368383443235, 1813007892858, 8956214966017, 44393932344984, 220732441125743, 1100621484436502]