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.

A363474 G.f. satisfies A(x) = exp( 2 * Sum_{k>=1} (-1)^(k+1) * A(-x^k) * x^k/k ).

Table of values

n a(n)
0 1
1 2
2 -3
3 -14
4 22
5 138
6 -213
7 -1536
8 2474
9 18928
10 -31451
11 -248992
12 420804
13 3416514
14 -5844716
15 -48349920
16 83503128
17 700674606
18 -1219159874
19 -10345673158
20 18109290380
21 155082913608
22 -272798814028
23 -2353889042848
24 4157686512816
25 36104006239798

List of values

[1, 2, -3, -14, 22, 138, -213, -1536, 2474, 18928, -31451, -248992, 420804, 3416514, -5844716, -48349920, 83503128, 700674606, -1219159874, -10345673158, 18109290380, 155082913608, -272798814028, -2353889042848, 4157686512816, 36104006239798]