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.

A182489 G.f.: Sum_{n>=0} x^n / Product_{k=1..n} (1 - k*2^k*x).

Table of values

n a(n)
0 1
1 1
2 3
3 15
4 127
5 1695
6 35199
7 1114303
8 53230271
9 3806172863
10 404501151935
11 63629782432959
12 14743655706528959
13 5018867716910902463
14 2501521070328547822783
15 1821950518454974100737215
16 1934522846425767844573547711
17 2989550430024658138034762353855

List of values

[1, 1, 3, 15, 127, 1695, 35199, 1114303, 53230271, 3806172863, 404501151935, 63629782432959, 14743655706528959, 5018867716910902463, 2501521070328547822783, 1821950518454974100737215, 1934522846425767844573547711, 2989550430024658138034762353855]