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.

A245378 G.f. satisfies: A(x) = Sum_{n>=0} x^n / ( (1+x)^(n+1) * (1 - (n+1)*x*A(x)) ).

Table of values

n a(n)
0 1
1 1
2 3
3 10
4 39
5 165
6 743
7 3507
8 17199
9 87126
10 454159
11 2430031
12 13326623
13 74856230
14 430628069
15 2538270783
16 15343363603
17 95233568052
18 607850790015
19 3996223189468
20 27105153736781
21 189947851239185
22 1376864409041417
23 10330672337146804
24 80248762443834399
25 645206035074873681

List of values

[1, 1, 3, 10, 39, 165, 743, 3507, 17199, 87126, 454159, 2430031, 13326623, 74856230, 430628069, 2538270783, 15343363603, 95233568052, 607850790015, 3996223189468, 27105153736781, 189947851239185, 1376864409041417, 10330672337146804, 80248762443834399, 645206035074873681]