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.

A341506 E.g.f.: Product_{i>=1, j>=1} (1 + x^(i*j) / (i*j)!).

Table of values

n a(n)
0 1
1 1
2 2
3 8
4 17
5 87
6 366
7 1514
8 8770
9 45585
10 267586
11 1612624
12 11914416
13 73215391
14 522906754
15 4364545708
16 33150679697
17 263662491935
18 2151338992440
19 20815916251604
20 178593028936507
21 1714283809331191
22 15531842607259512
23 158682350653110712
24 1667852117293837230

List of values

[1, 1, 2, 8, 17, 87, 366, 1514, 8770, 45585, 267586, 1612624, 11914416, 73215391, 522906754, 4364545708, 33150679697, 263662491935, 2151338992440, 20815916251604, 178593028936507, 1714283809331191, 15531842607259512, 158682350653110712, 1667852117293837230]